List of Historic Mechanical Engineering Landmarks

The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a significant mechanical engineering technology. Mechanical Engineering Heritage Sites, or particular locales at which some event or development occurred or which some machine, building, or complex of significance occupied. Mechanical Engineering Heritage Collections, which refers to a museum or collection that includes related objects of special significance to, but not necessarily a major evolutionary step in, the historical development of mechanical engineering.

As of 2011, there are 248 landmarks included on the list.^[1]

Ref#	Year added	Name	Image	Built / Established	Location	Region/state	Country	Notes
1	1973	Ferries & Cliffhouse Cable Railway Power House		1887	San Francisco	California	United States	One of the most complicated cable-car systems to run from a single station.
2	1973	Leavitt-Riedler Pumping Engine		1894	Boston	Massachusetts	United States	Unusual triple-expansion, three-crank "rocker" engine, driving high-capacity, high-speed pumps.
3	1974	A.B. Wood Screw Pump		1914	New Orleans	Louisiana	United States	The most advanced low-lift drainage pump in use in the early 20th century, later used worldwide.
4	1975	Portsmouth-Kittery Naval Shipbuilding Activity		1774	Kittery	Maine	United States	First US naval shipyard, achieving notable firsts in technology and producing many well-known US naval vessels.
5	1975	Boyden Hydraulic Turbines		1871	Cohoes	New York	United States	Two of the oldest surviving water turbines, probably the largest and nearly the most powerful ever built in the United States for mechanical drive. Located at Harmony Mills.
6	1975	Curtis 5000-kW Vertical Turbine		1903	Schenectady	New York	United States	The most powerful steam turbine-generator in the world at the time of its construction.
7	1975	Saugus Ironworks		1647	Saugus	Massachusetts	United States	Replica museum of the first successful commercial ironworks in North America.
8	1975	Pioneer Oil Refinery California Star Oil Works		1876	Newhall	California	United States	A replica of the first successful commercial oil refinery in the US West.
9	1975	Chesapeake & Delaware Canal Scoop Wheel & Engines		1852	Chesapeake City	Maryland	United States	19th-century steam pumps at the (former) summit of the ship canal.
10	1975	USS Texas' Reciprocating Steam Engines		1914	La Porte	Texas	United States	Last reciprocating marine engines installed in a naval ship.
11		Paige Compositor		1877	Hartford	Connecticut	United States	First US typography machine to set, justify, and distribute foundry type from a common case using one operator.
12	1976	Reynolds-Corliss Pumping Engine		1917	Jacksonville	Florida	United States	Early 20th-century water pump driven by a Corliss steam engine.
13	1976	Childs-Irving Hydroelectric Project		1909	Phoenix	Arizona	United States	Early 20th-century hydroelectric plant incorporating innovative technologies.
14	1976	Hanford B Reactor		1944	Richland	Washington	United States	First US plutonium production reactor placed in commercial operation.
15	1976	Magma Copper Mine Air Conditioning System		1937	Superior	Arizona	United States	First air-conditioned mine in North America.
16	1976	Manitou and Pike's Peak Railway		1891	Pikes Peak	Colorado	United States	Highest railway in the US and highest rack railway in the world.
17	1976	Edgar Station, Edison Electric Illuminating Co		1925	Weymouth	Massachusetts	United States	Power-generation station with one of the world's only high-pressure topping turbines, which set new records in the late 1920s.
18	1976	Mount Washington Cog Railway		1869	Mount Washington	New Hampshire	United States	World's first cog railway.
19		Folsom Power House #1		1895	Folsom	California	United States	One of the first successful uses of hydroelectric power in the world, including the first successful long-distance transmission of power.
20	1977	Crawler Transporters of Launch Complex 39		1965	Cape Canaveral	Florida	United States	Two of the largest ground vehicles ever built, including automatic load-leveling systems.
21	1977	Fairmount Water Works		1815	Philadelphia	Pennsylvania	United States	First large-scale application of steam pumping, later water power, to public water supply.
22	1977	USS Olympia, Vertical Reciprocating Steam Engines		1892	Philadelphia	Pennsylvania	United States	Two of the first vertical triple-expansion marine engines.
23	1977	Pit-Cast Jib Crane		1905	Birmingham	Alabama	United States	Last US pit-cast jib crane to operate in the casting of iron pipe.
24	1977	State Line Generating Unit 1		1929	Hammond	Indiana	United States	World's largest electric-power generator for nearly 25 years, achieving many design firsts.
25	1977	Pratt Institute Power Plant		1887	Brooklyn	New York	United States	The oldest steam-generating plant of its kind in the Northeast United States.
26	1977	Monongahela Incline		1870	Pittsburgh	Pennsylvania	United States	First US passenger incline.
27	1977	Duquesne Incline		1877	Pittsburgh	Pennsylvania	United States	Second US passenger incline.
28	1977	Great Falls Raceway and Power System		1792	Paterson	New Jersey	United States	First major US water power system and basis for integrating urban planning with industrial development.
29	1977	Vulcan Street Power Plant		1882	Appleton	Wisconsin	United States	First Edison hydroelectric central station. ASME was joined in this landmark's dedication by the IEEE and ASCE.
30		Wilkinson Mill		1810	Pawtucket	Rhode Island	United States	Early 19th-century textile mill and machine shop.
31	1978	Interborough Rapid Trasit System (Original Line)		1904	New York	New York	United States	The first fully electrically signaled railroad in the United States and the first practical subway in New York City.
32	1978	Baltimore & Ohio Railroad Old Main Line		1828	Maryland	Maryland	United States	First US railroad in public service.
33	1978	Ringwood Manor Iron Complex		1740	Ringwood	New Jersey	United States	Surviving 18th-century iron manufacturing center.
34	1978	Joshua Hendy Iron Works		1906	Sunnyvale	California	United States	Early 20th-century ironworks demonstrating the adaptability required for industrial survival.
35	1979	Hacienda La Esperanza Sugar Mill Steam Engine		1861	San Juan	Puerto Rico	United States	Typical beam steam engine of the mid-19th century, directly connected to sugar crushing rolls.
36	1979	RL-10 Rocket Engine		1958	West Palm Beach	Florida	United States	First rocket engine to use high-energy liquid hydrogen as fuel.
37	1979	A. O. Smith Automatic Frame Plant		1920	Milwaukee	Wisconsin	United States	Prototype of the automated factory. (No longer exists).
38	1979	Morris Canal (Reaction) Turbine		1850	Stewartsville	New Jersey	United States	Early reaction, or Scotch, turbine, a type that later found widespread application.
39	1979	Experimental Breeder Reactor I		1951	Arco	Idaho	United States	World's first nuclear power plant to demonstrate the breeder concept.
40	1979	Drake Oil Well		1859	Titusville	Pennsylvania	United States	First practical oil recovery system using salt-well drilling techniques and modern pipe-driving methods, marks beginning of US petroleum industry.
41	1980	Springfield Armory		1794	Springfield	Massachusetts	United States	First US armory noted for machinery for mass production of small arms, including the Blanchard lathe.
42	1980	East Wells (Onieda) Street Power Plant		1918	Milwaukee	Wisconsin	United States	Pilot plant for US development of pulverized-coal firing in power-plant boilers.
43	1980	Watkins Woolen Mill		1868	Lawson	Missouri	United States	The best preserved 19th-century woolen mill in North America.
44	1980	Fusion-welded Test Boiler Drum		1930	Chattanooga	Tennessee	United States	first fusion-welded boiler drum, tests on which led to widespread acceptance in industry.
45	1980	Georgetown Steam Plant		1906	Seattle	Washington	United States	Steam plant with early Curtis turbines, marking the beginning of the end of the reciprocating steam engine as the central station prime mover.
46	1980	Commonwealth Building Heat Pump		1948	Portland	Oregon	United States	First large commercial building in the United States to pioneer the use of heat pumps for heating and cooling.
47	1980	Shippingport Nuclear Power Station		1958	Shippingport	Pennsylvania	United States	First US commercial central electric-generating station to use nuclear energy.
48	1980	Edison 'Jumbo' Engine-driver Dynamo		1882	Dearborn	Michigan	United States	One of six dynamos from Edison's Pearl Street Station, the prototype for US central-station power generation.
49	1980	Marine-type Triple-expansion, Engine-driven Dynamo		1891	Dearborn	Michigan	United States	Sole surviving engine-generator set marking the beginning of large-scale electric power generation in the United States.
50		Cooperative Fuel Research Engine		1928	Waukesha	Wisconsin	United States	Pioneer variable-compression laboratory engine for testing fuels.
51	1980	Port Washington Power Plant		1935	Milwaukee	Wisconsin	United States	The world's most thermally efficient steam plant for many years.
52	1980	Saturn V Rocket (Lyndon B. Johnson Space Center)		1967	Houston	Texas	United States	Three sites (Texas, Florida and Alabama) were simultaneously designated (via satellite) in July 1980.
53	1980	Saturn V Rocket (Kennedy Space Center Visitor Complex)		1967	Cape Canaveral	Florida	United States	Three sites (Texas, Florida and Alabama) were simultaneously designated (via satellite) in July 1980.
54	1980	Saturn V Rocket (U.S. Space & Rocket Center)		1967	Huntsville	Alabama	United States	Three sites (Texas, Florida and Alabama) were simultaneously designated (via satellite) in July 1980.
55	1980	Blood Heat Exchanger		1957	Amherst	New York	United States	The first commercial human-blood heat exchanger for controlling hyperthermic temperatures during open-heart surgery.
56	1980	Rocky River Pumped-storage Hydroelectric Plant		1929	New Milford	Connecticut	United States	Early example of the pumped-storage principle, at a power plant.
5	1980	Kaplan Turbine at York Haven Dam		1929	York County	Pennsylvania	United States	One of the first three Kaplan-type hydraulic turbines in the United States.
58	1980	Pioneer Zephyr		1934	Chicago	Illinois	United States	First US diesel-powered, stainless-steel streamlined train.
59	1981	Chestnut Street Pumping Engine		1913	Erie	Pennsylvania	United States	Typical US municipal steam water-pumping engine of the late 19th century and early 20th century.
60	1981	Holt Caterpillar Tractor		1918	Stockton	California	United States	Earliest track-type gasoline-powered tractor, influencing designs worldwide.
61	1981	Michigan-Lake Superior Power Hydroelectric Plant		1902	Sault Ste. Marie	Michigan	United States	An early, extremely large-scale, low-head hydropower plant using many small turbines.
62	1981	Southern Pacific #4294 Cab-in-Front Steam Locomotive		1944	Sacramento	California	United States	Example of the final phase of US steam locomotive development in size and power.
63	1981	Jackson Ferry Shot Tower		1807	Austinville	Virginia	United States	One of the few surviving shot towers for making spherical lead shot.
64	1981	Graue Mill		1852	Oak Brook	Illinois	United States	One of a few survivors of typical US mill machinery with wood as the principal material.
65	1981	Evinrude Outboard Motor located at Outboard Marine Corporation		1909	Milwaukee	Wisconsin	United States	Early model of outboard motor for small boats, now standard.
66	1981	Mount Wilson Observatory, 100-inch Hooker Telescope		1918	Los Angeles County	California	United States	Unique telescope mirror support and use of mercury flotation to reduce friction.
67	1981	Hiwassee Dam Unit 2 Reversible Pump-Turbine		1956	Cherokee County	North Carolina	United States	The first integrated pump-turbine to be installed in a US power plant and also the largest and most powerful in the mid-20th century.
68	1981	Edison Experimental Recording Phonograph		1877	West Orange	New Jersey	United States	The world's first practical sound recording machine.
69	1981	Creusot Steam Hammer		1876	Le Creusot	Saône-et-Loire	France	The most powerful steam hammer in the world for many years.
70	1981	Newcomen Engine		1712	Dartmouth	South Devon	United Kingdom	Direct descendant of Thomas Newcomen's first atmospheric steam engine. Located at the Dartmouth Museum.
71	1981	ALCOA 50,000-ton Hydraulic Forging Press		1954	Cleveland	Ohio	United States	One of the world's largest fabrication tools, dominant in aircraft and aerospace development.
72	1981	Rotating-arm Model-test Facility at Stevens Institute of Technology		1945	Hoboken	New Jersey	United States	The world's first model-test facility to conduct maneuverability and control experiments for surface ships, submersibles, and airships.
73	1982	Turbinia		1897	Newcastle upon Tyne	Tyne and Wear	United Kingdom	The world's first turbine-driven ship.
74	1982	Anderson-Barngrover Rotary Pressure Sterilizer		1920	Santa Clara	California	United States	The world's first continuous-stream automation of the cooking and cooling system for canned food.
75	1982	Alden Research Laboratory Rotating Boom		1908	Holden	Massachusetts	United States	Early 20th-century test facility for current meters, aircraft propellers, ships' logs, pitot tubes, and mine-sweeping paravanes.
76	1982	AC Electrification of the New York, New Haven & Hartford Railroad		1907	Cos Cob	Connecticut	United States	A pioneering venture in mainline railroad electrification. The Cos Cob plant operated until October 1986, demolished in 2001. Artifacts were given to the Smithsonian Institution.
77	1982	Worthington Horizontal Cross-compound Pumping		1925	Erie	Pennsylvania	United States	Corliss-driven pump, typical of early 20th-century US practice.
78	1982	Electro-Motive FT Freight-service Diesel-Electric Locomotive		1939	St. Louis	Missouri	United States	Prototype of the first mass-produced diesel-electric locomotives used for US freight service. Located at Museum of Transportation as Southern Railway Locomotive #6100.
79	1982	Lombard Steam Log Hauler		1910	Patten	Maine	United States	The first practical example of crawler-tread vehicles now used in agricultural, construction, and military equipment. Located at the Lumberman's Museum.
80	1982	Aberdeen Range, Aberdeen Proving Ground		1943	Aberdeen	Maryland	United States	The world's first large-scale, fully instrumented ballistic range for producing data on aerodynamics.
81	1983	Corning Ribbon Machine		1926	Dearborn	Michigan	United States	Earliest example of the machine that automated light-bulb manufacture. Located at the Henry Ford Museum.
82	1983	FMC Citrus Juice Extractor		1947	Lakeland	Florida	United States	Early examples of machines that automated extraction of juices from fruit. Item no longer exists.
83	1983	Pennsylvania Railroad GG1 Electric Locomotive #4800		1943	Strasburg	Pennsylvania	United States	Locomotive prototype for use on electrified lines in eastern US, also exceptional for its flexible suspension system. Located at the Railroad Museum of Pennsylvania
84	1983	Reed Gold Mine Ten-Stamp Mill		1895	Midland	North Carolina	United States	Typical late 19th-century western-US stamp mill.
85	1983	PACECO Container Crane		1959	Alameda	California	United States	The world's first high-speed, dockside container-handling crane. The cranes were purchased in 1987 by the Port of Nanjing, China where they are now located. They were redesignated in 1988 in conjunction with the Chinese Mechanical Engineering Society.
86	1983	Owens AR Bottle Machine		1912	Toledo	Ohio	United States	World's first automated bottling machine that introduced cheap and plentiful supply of glass containers. No longer exists.
87	1983	NS Savannah		1962	Newport News	Virginia	United States	The world's first nuclear-powered cargo-passenger ship.
88	1983	Xerography		1948	Columbus	Ohio	United States	Early models of revolutionary dry-copying process at the Battelle Memorial Institute.
89	1983	Wyman-Gordon 50,000-ton Hydraulic Forging Pres		1955	Grafton	Massachusetts	United States	One of the world's largest fabrication tools, influencing aviation and aerospace technology.
90	1984	IBM 350 RAMAC Disk File		1956	San Jose	California	United States	World's first computer storage device with random access to large volumes of data.
91	1984	Archimedes Screw Pump		1890	Newark	California	United States	One of the US's oldest surviving examples of the wind-driven Archimedes screw-pump.
92	1984	Stanford Linear Accelerator Center		1962	Menlo Park	California	United States	Unique electromechanical devices and systems in the longest accelerator in the world.
93	1984	Holland Tunnel Ventilation System		1920	New York	New York	United States	The world's first long underwater tunnel designed for motor vehicles, with innovative ventilating system.
94	1984	Norfolk & Western #611, Class J Steam Locomotive		1941	Roanoke	Virginia	United States	The last survivor of US coal-fired passenger locomotives, considered among the most advanced of any 4-8-4. Located at Virginia Museum of Transportation
95	1984	Sikorsky VS-300 Helicopter		1939	Dearborn	Michigan	United States	The first practical US helicopter, pioneering the single-main-rotor concept. Located a the Henry Ford Museum.
96	1984	Quincy Mining Company No. 2 Mine Hoist		1920	Hancock	Michigan	United States	The world's largest mine hoist.
97	1984	SS Great Britain		1843	Bristol	Bristol	United Kingdom	The world's first iron-hulled, screw-propelled ship to cross any ocean, leading to Britain's world leadership in maritime commerce.
98	1984	SS Jeremiah O'Brien		1943	San Francisco	California	United States	One of only two operating survivors of the US emergency-cargo fleet known as Liberty Ships.
99	1984	Idols Station, Fries Manufacturing & Power Company		1898	Winston-Salem	North Carolina	United States	Typical 19th-century small-scale, low-head run-of-the-river hydroelectric plant.
100	1984	Belle Isle Gas Turbine		1949	Schenectady	New York	United States	The first gas turbine used for electric utility power generation in the United States.
101	1984	St. Charles Avenue Streetcar Line		1835	New Orleans	Louisiana	United States	The oldest surviving interurban-urban passenger rail transport system in the United States.
102	1985	Atlas Launch Vehicle		1957	El Cajon	California	United States	First launch vehicle for the US space program.
103	1985	First Hot Isostatic Processing Vessels		1956	Columbus	Ohio	United States	Early examples of fabrication vessels using gas pressure and temperature to produce advanced alloy and ceramic products. Located at Battelle Memorial Institute
104	1985	Basic-Oxygen Steel Making Vessel		1955	Trenton	Michigan	United States	Vessel that introduced the basic oxygen process to the United States. Presently owned by Detroit Steel Company.
105	1985	Detroit Edison District Heating System		1903	Detroit	Michigan	United States	Early example of typical US district heating plant.
106	1985	Cornwall Iron Furnace		1742	Cornwall	Pennsylvania	United States	Typical 19th-century US charcoal-fueled blast furnace, fully intact.
107	1985	Lowell Power Canal System and Pawtucket Gatehouse		1796	Lowell	Massachusetts	United States	Early major US water-power system and the first Francis inward-flow water turbine placed in service and oldest in existence.
108	1985	Jacobs Engine Brake Retarder		1957	Bloomfield	Connecticut	United States	The first practical mechanism for braking large trucks with engine compression as they descend long, steep grades at controlled speeds.
109	1985	Geysers Unit 1		1960	Sonoma County	California	United States	The first commercial geothermal electricity-generating station in North America.
110	1985	Harris-Corliss Steam Engine		1895	Atlanta	Georgia	United States	Example of a late 19th-century 350-hp Corliss-type steam engine. Located at Randall Brothers, Inc.
111	1986	Boulton & Watt Rotative Steam Engine		1785	Sydney	New South Wales	Australia	Oldest surviving operable rotative steam engine by Boulton and Watt. Located at the Powerhouse Museum.
112	1985	TV Emery Rice Steam Engine		1873	Kings Point	New York	United States	Mid-19th-century horizontal compound marine steam engine with return connecting rod.
113	1986	Fairbanks Exploration Company Gold Dredge No.		1927	Fairbanks	Alaska	United States	One of the last mammoth gold dredges in the United States accessible to the public.
114	1986	Pitney-Bowes Model M Postage Meter		1920	Stamford	Connecticut	United States	Early model of world's first commercial postage meter.
115	1986	Disneyland Monorail System		1959	Anaheim	California	United States	The first commercial Wenner-Gren monorail system.
116	1987	McKinley Climatic Laboratory		1944	Eglin Air Force Base	Florida	United States	Test facility with unequalled capacity to simulate a wide range of climatic conditions from arctic cold to jungle moisture for full-scale equipment testing.
117	1987	Icing Research Tunnel, NASA Lewis Research Center		1944	Cleveland	Ohio	United States	The world's oldest and largest refrigerated icing wind tunnel, with unique heat exchanger and spray system.
118	1987	Samson Mine Reversible Waterwheel & Man Engine		1837	Sankt Andreasberg	Lower Saxony	Germany	Hoists representative of bygone practice, including a waterwheel for ore hoisting and a mechanism to hoist workers.
119	1987	American Precision Museum		1966	Windsor	Vermont	United States
120	1987	Robbins & Lawrence Machine Shop		1846	Windsor	Vermont	United States	Site of first machine shop to achieve interchangeable manufacture on a practical scale.
121	1987	Holly Fire Protection and Water System		1863	Lockport	New York	United States	Site of the first US integrated system to supply water for public safety.
122	1987	Holly District Heating System		1877	Lockport	New York	United States	Site of the first US district heating steam-heating system.
123	1987	Kingsbury Thrust Bearing		1911	Holtwood	Pennsylvania	United States	First and still-operating Kingsbury thrust bearing in hydroelectric service, later used worldwide for all types of large machinery. Located at Holtwood Dam.
124	1987	Chapin Mine Pump		1893	Iron Mountain	Michigan	United States	Late 19th-century steeple compound-condensing engine and one of the largest at the time.
125	1987	Pullman Sleeping Car Glengyle		1911	Dallas	Texas	United States	Earliest known survivor of the fleet of heavyweight, all-steel sleepers built by the Pullman Company. Located at Museum of the American Railroad.
126	1987	Westmoreland Iron Works		1850	Westmoreland	New York	United States	An early and long-running malleable ironworks.
127	1987	Big Brutus Mine Shovel		1962	West Mineral	Kansas	United States	One of the world's largest power shovels.
128	1987	Vallecitos Boiling Water Reactor		1957	Alameda County	California	United States	The world's first privately owned and operated nuclear power plant to deliver significant quantities of electricity to a public utility grid.
129	1987	Holyoke Water Power System		1859	Holyoke	Massachusetts	United States	Major 19th-century US industrial center for paper and textile industries, known for its machine shops and water-power system. See also: Holyoke Heritage State Park
130	1987	Stirling Water-tube Boilers		1906	Dalton	Georgia	United States	Oldest existing steam generator in a US cotton mill.
131	1988	Roosa Master Diesel Fuel-Injection Pump		1947	Windsor	Connecticut	United States	Early developmental models of distributor-type injection pump for controlling engine speed.
132	1988	Chicago Burlington & Quincy Railroad Roundhouse		1858	Aurora	Illinois	United States	Innovative railroad yard machine shop for first railroad linking Chicago and the Mississippi River.
133	1988	Buckeye Steam Traction Ditcher		1902	Findlay	Ohio	United States	Earliest surviving example of the first successful traction ditching machine for laying agricultural drainage tiles. Located at Hancock Historical Museum.
134	1988	Geared Locomotives of Heisler, Shay, Climax		1872	Felton	California	United States	Early examples of small slow-speed 19-century geared locomotives.
135	1988	Neuchâtel Gas Turbine		1939	Neuchâtel	Neuchâtel	Switzerland	The world's first successful electricity-generating gas turbine to go into commercial operation.
136	1988	AAR Railroad-wheel Dynamometer		1955	Pueblo	Colorado	United States	The first and only railroad dynamometer to test track wheels using vertical and lateral loads as well as thermal braking at the wheel rim.
137	1989	Texas & Pacific #610 Lima Superpower Steam Locomotive		1927	Rusk	Texas	United States	The sole surviving example of the earliest form of "superpower" steam locomotives.
138	1989	ASME Boiler and Pressure Vessel Code		1915	Dearborn	Michigan	United States	The first comprehensive standard for the design, construction, inspection, and testing of boilers and pressure vessels, greatly influencing public safety. Early book on loan to Henry Ford Museum.
139	1981	Roebling 80-ton Wire Rope Machine		1893	Trenton	New Jersey	United States	The only remaining Roebling machine, largest wire-rope closing machine in 1893.
140	1989	Arnold Air Force Base Wind Tunnel		1955	Arnold Air Force Base	Tennessee	United States	The world's first large-scale testing facility for jet and rocket engines in simulated high-speed flight conditions.
141	1989	Browning Firearms Collection		1878	Ogden	Utah	United States	Collection of sporting and military firearms designed by John Moses Browning. Located at Ogden Union Station Museum.
142	1990	Pierce-Donachy Ventricular Assist Device		1973	Hershey	Pennsylvania	United States	The world's first implantable heart pump to receive widespread clinical use.
143	1990	USS Cairo Engine and Boilers		1862	Vicksburg	Mississippi	United States	Thesole survivor of the fleet of river gunboats built by the Union during the US Civil War.
144	1990	Curtis 500-kW Vertical Turbine		1903	Indianapolis	Indiana	United States	The first steam turbine electric-generation station.
145	1990	Southern Gas Association-PCRC Analog Facility		1955	San Antonio	Texas	United States	The first computer system to be applied to the design of natural-gas pipeline systems.
146	1990	National Soil Dynamics Laboratory		1935	Auburn	Alabama	United States	The world's first full-size laboratory for tillage tools and traction equipment in all types of soils .
147	1990	Baltimore & Ohio #4500, Freight, USRA 2-8-2A		1918	Baltimore	Maryland	United States	The first USRA freight locomotive built, representing the first standardized family of US locomotives.
148	1990	Atlantic Coast Line #1504, USRA 4-6-2A		1919	Jacksonville	Florida	United States	An early example of USRA passenger locomotives representing the first US standardization program. Located at the Prime Osborn Convention Center.
149	1990	Hydromatic Propeller		1938	Windsor Locks	Connecticut	United States	Early example of propeller innovations, including variable-pitch control and feathering capability. Located at the New England Air Museum.
150	1990	Pin-Ticketing Machine		1902	Miamisburg	Ohio	United States	Early model of first successful price-marking, tag-attachment machine for US retail merchandising.
151	1991	Victoria Dutch Windmill		1870	Victoria	Texas	United States	Mid-19th-century wind-powered gristmill of Dutch turret-mill style.
152	1991	Jeep Model MB		1947	Toledo	Ohio	United States	Early four-wheel drive, multipurpose field vehicle representing an unusual combination of modern vehicle design.
153	1991	Cruquius Pumping Station		1849	Haarlemmermeer	North Holland	Netherlands	19th-century steam pumping station that drained the Haarlemmermeer.
154	1991	Greens Bayou Generator Plant		1949	Houston	Texas	United States	The first fully outdoor turbine-generator to be placed in commercial operation.
155	1991	Milam High-rise Air Conditioned Building		1928	San Antonio	Texas	United States	The first US air-conditioned high-rise office building.
156	1991	Lookout Mountain Incline Railway		1895	Chattanooga	Tennessee	United States	19th-century 3-rail incline.
157	1991	Pelton Waterwheel Collection		ca. 1880	Grass Valley	California	United States	Collection on the origins of the Pelton turbine and its principle of the "splitter" bucket.
158	1991	Fresno Scraper		1883	Fresno	California	United States	19th-century example of the scraper whose design served as the basis for most giant earth-movers.
159	1991	Nassawango Iron Furnace		1828	Snow Hill	Maryland	United States	The earliest surviving hot-blast furnace in the United States.
160	1992	ABACUS II Integrated-Circuit Wire Bonder			Dallas	Texas	United States	The world's first practical production machine for the assembly of integrated circuits, making possible their economical production.
161	1992	Q-R-S Marking Piano		1912	Buffalo	New York	United States	One of the first machines to produce master rolls for player pianos by recording actual performances.
162	1992	Apollo Space Command Module		1968	Titusville	Florida	United States	Apollo command module incorporating many innovations to allow safe transport of humans to moon and back.
163	1992	Meter-type Gas Odorizer		1937	Dallas	Texas	United States	Early safety device for introducing odor into natural-gas lines to make leaks apparent.
164	1992	New England Wireless and Steam Museum		1964	East Greenwich	Rhode Island	United States	Collection of Rhode Island steam engines, including one of the few surviving built at the Corliss Works.
165	1992	Old Mill in Nantucket		1746	Nantucket	Massachusetts	United States	The oldest operating smock-type windmill in the United States.
166	1992	Milwaukee River Flushing Station		1888	Milwaukee	Wisconsin	United States	One of the earliest water-pollution control systems, reducing the concentration of pollutants in an urban stream.
167	1993	Ginaca Pineapple Processing Machine		1911	Honolulu	Hawaii	United States	Example of automated peeling and slicing machine that led to commercial pineapple production.
168	1993	Pegasus 3 Engine BS 916		1960	Bristol	Bristol	United Kingdom	Earliest surviving example of the prototype engine for vertical/short takeoff and landing (V/STOL) jets, namely Harriers and AV-8Bs.
169	1993	Cryogenic Cooling System, Fermilab Tevatron		1983	Batavia	Illinois	United States	The largest cryogenic system ever built, providing benchmark for superconducting magnet designs.
170		Advanced Engine Test Facility at Marshall		1964	Redstone Arsenal	Alabama	United States	Unique cooling system for the testing of aerospace engines.
171	1993	Voyager Spacecraft Interplanetary Explorers		1972–1977	Pasadena	California	United States	The two most intelligent machines ever built by NASA space program. Display located at Jet Propulsion Laboratory.
172	1994	Bay City Walking Dredge		1924	Naples	Florida	United States	The last remaining dredge in the United States with unique propulsion system, designed for a wetlands environment.
173	1994	Burton Farmers Gin Mill		1914	Burton	Texas	United States	The earliest known survivor of an integrated cotton ginning system widely used in the southern United States.
174	1994	Crown Cork and Soda Filling Machine		1892	Baltimore	Maryland	United States	One of two surviving automated machines that founded the bottling industry.
175	1994	Bergen County Steam Collection		1987	Hackensack	New Jersey	United States	A collection of operational steam engines and auxiliary equipment from the 19th century to the 1940s.
176	1994	Union Pacific Big Boy 4023 and Centennial 690		1941	Omaha	Nebraska	United States	Two heavy-tonnage locomotives incorporating the best features of the day.
177	1994	Barker Turbine/Hacienda Buena Vista		1853	Ponce	Puerto Rico	United States	The only known example of a Barker hydraulic turbine, the earliest practical reaction type.
178	1994	Boeing 367-80		1954	Fairfax County	Virginia	United States	Prototype of the Boeing 707 and most jet transport systems, establishing economic feasibility of commercial air travel. Located at Steven F. Udvar-Hazy Center.
179	1994	Newell Shredder		1969	San Antonio	Texas	United States	The second and earliest surviving automobile shredder for recycling scrap metal.
180	1994	Johnstown Incline		1891	Johnstown	Pennsylvania	United States	One of the world's steepest vehicular inclines, typical of several built in 19th century in Western Pennsylvania.
181	1994	BF Clyde's Cider Mill		1898	Mystic	Connecticut	United States	The oldest steam powdered cider mill in the US. A rare survivor of a once-commonplace rural US industry.
182	1995	Knight Foundry and Machine Shop		1873	Sutter Creek	California	United States	One of the earliest US water-powered foundry-machine shops, including Knight impulse turbines.
183	1995	Wright Field 5-foot Wind Tunnel		1921	Wright-Patterson Air Force Base	Ohio	United States	Early example of the "modern" wind tunnel for aircraft-model testing.
184	1995	Gravimetric Coal Feeder		1957	Cleveland	Ohio	United States	The earliest known coal feeder, representing innovations that influenced nearly all industries using coal-fired boilers.
185	1995	Ljungstrom Air Preheater		1920	Stockholm	Stockholm County	Sweden	Experimental model of the industrial air preheater, now used worldwide.
186	1995	Steamboat William G. Mather		1925	Cleveland	Ohio	United States	Prototypical ore boat on the Great Lakes.
187	1996	NASA Ames Unitary Plan Wind Tunnel		1956	Mountain View	California	United States	R&D facility for testing of supersonic aircraft and spacecraft.
188	1996	Garfield Thomas Water Tunnel		1949	State College	Pennsylvania	United States	Unique experimental facility for hydrodynamic research and testing. Located at Pennsylvania State University
189	1996	Montgomery Glider		1883	San Carlos	California	United States	First heavier-than-air human-carrying aircraft to achieve controlled piloted flight. Located at Hiller Aviation Museum.
190	1996	Hart Parr Tractor		1903	Charles City	Iowa	United States	Earliest known internal-combustion-engined agricultural tractor in the United States.
191	1996	SS Badger Carferry		1952	Ludington	Michigan	United States	One of the last operating American steam lake boats with reciprocating engines and coal-fired boilers.
192	1996	Thermo King© C Refrigeration Unit		1940	Minneapolis	Minnesota	United States	Earliest known refrigeration unit for trucks, having worldwide impact on food preservation.
193	1997	Alligator Amphibian		1940	Quantico	Virginia	United States	Prototype of all tracked ship-to-shore landing vehicles. Located at the Marine Corps Air-Ground Museum
194	1997	Kew Bridge Cornish Beam Engines		1975	Brentford	Greater London	United Kingdom	Five notable 19th-century Cornish beam engines for municipal water supply.
195	1997	Bay Area Rapid Transit System		1972	San Francisco Bay Area	California	United States	The most advanced automated urban rail transit system incorporating many innovations, marking a new generation of rail travel.
196	1997	Bessemer Conversion Engine		ca. 1900	Rockford	Michigan	United States	An early example of the successful conversion of steam engines to internal-combustion engines.
197	1998	David Taylor Model Basin		1939	Bethesda	Maryland	United States	Among the world's largest test facilities for the development of ship design
198	1998	GE's Ultra High Pressure Apparatus for the Production of Diamonds		1954	Schenectady	New York	United States	The first apparatus to consistently produce industrial diamonds, demonstrating fundamentals of producing and containing very high pressures and becoming the basis for the industrial-diamond production that followed. Located at the Schenectady Museum.
199	1998	Hulett Ore Unloaders		1912	Cleveland	Ohio	United States	The largest and oldest surviving example of a highly efficient materials-handling machine unique to the Great Lakes that revolutionized ore handling and led to its rapid adoption throughout the lower-lake ore ports. In 2000, two of the four loaders have been demolished and scrapped, while the other two were dissambled.
200	1998	Paddle Steamer Uri		1901	Lucerne	Lucerne	Switzerland	The oldest operating vessel with a diagonal, compound steam engine, with disc valve gear.
201	1998	Cooper Steam Traction Engine Collection		1860–1883	Mount Vernon	Ohio	United States	Engines from the collection are among the oldest surviving agricultural steam engines, from 1860 to 1883, showing the conversion to mechanized farming. Located at the Knox County Historical Society.
202	1998	William Tod Rolling-Mill Engine		1914	Youngstown	Ohio	United States	Representative of steam-powered rolling-mill-engine drives early in the transition to electric drive and typical of the largest work pieces produced by U.S. foundries and forges.
203	1998	Siegfried Marcus Car		ca. 1875	Vienna		Austria	Direct predecessor of the modern automobile. Located at the Technical Museum, Vienna.
204	1999	Kinne Water Turbine Collection		1907–1937	Watertown	New York	United States	The largest collection of American turbine development. Located at the Jefferson County Historical Society.
205	1999	Peterborough Hydraulic (Canal) Lift Lock		1904	Peterborough	Ontario	Canada	The world's highest operating hydraulic lift lock, operating on the balance principle.
206	1999	Merrill Wheel Balancing System		1945	Englewood	Colorado	United States	Innovative method of wheel balancing (on the vehicle) adopted worldwide.
207	2000	Refrigeration Research Museum		1890–1960	Brighton	Michigan	United States	A private collection that represents many of the advances in mechanical refrigeration for US residential and commercial use from the late 19th century up to 1960.
208	2000	Fairbanks-Morse Y-VA Engine Diesel		1924	Lee County	Florida	United States	The earliest (perhaps only) existing example of early high-compression, cold-start, full-diesel engines developed in the United States for isolated or rural power generation machinery before widespread electrification was available.
209	2000	USS Albacore		1953	Portsmouth	New Hampshire	United States	An experimental submarine that pioneered the teardrop-shaped hull, high-strength steel, and many other test concepts affecting speed, depth changes, and underwater maneuvering.
210	2000	Link C-3 Flight Trainer		ca. 1935	Binghamton	New York	United States	An early flight simulator representative of the first truly effective mechanical device used to simulate actual flight processes.
211	2000	Tokaido Shinkansen		1964	Tokyo to Shin-Ōsaka		Japan	The world's first high-speed railway, which operated at about 210 km/h (130-160 mph).
212	2000	EIMCO Rocker Shovel Loader, Model 12B		1938	Park City	Utah	United States	The first successful mining device to replace human labor in removing the rubble from underground hard-rock blasting. Plaque located at Miners Plaza in historic Old Park City.
213	2000	George W. Woodruff School of Mechanical Engineering		1888	Atlanta	Georgia	United States	Leader in transforming mechanical engineering education from a shop-based, vocational program to a professional one built on rigorous academic and analytical methods.
214	2001	Colvin Run Mill		ca. 1810	Great Falls	Virginia	United States	A good example of a typical early 19th-century (US) water-powered, Evans-type flour mill, restored into operating condition.
215	2001	Coolspring Power Museum		1890–1929	Coolspring	Pennsylvania	United States	An impressive variety of internal combustion engines, built primarily between 1890 and 1920 and consisting mainly of stationary engines used in industrial applications.
216	2001	Arecibo Observatory		1963	Arecibo	Puerto Rico	United States	The largest single-aperture telescope ever constructed. Joint designation with IEEE.
217	2001	Radio City Music Hall Hydraulically Actuated Stage		1932	New York	New York	United States	One of the largest movable stages in the world with innovative hydraulic equipment and controls, a forerunner of other stage designs as well as early aircraft carrier elevator systems.
218	2002	Apollo Lunar Module LM-13		1972	Garden City	New York	United States	First piloted vehicle designed to operate solely in the vacuum of space. Located at the Cradle of Aviation Museum.
219	2002	Howard Hughes Flying Boat, HK-1		1947	McMinnville	Oregon	United States	The largest wood-constructed and the largest wingspan airplane ever built. Located at the Evergreen Aviation & Space Museum.
220	2002	Pilatusbahn		1882	Mount Pilatus		Switzerland	The world's steepest cog railway.
221	2002	Brandywine River Powder Mills		1803–1921	Wilmington	Delaware	United States	The largest U.S. maker of explosive black powder, a once-important and now-obsolete 19th-century technology.
222	2002	Ditch Witch® DWP Service-Line Trencher		1952	Perry	Oklahoma	United States	The first mechanized, compact service-line trencher.
223	2003	Solar Energy and Energy Conversion Laboratory		1954	Gainesville	Florida	United States	Pioneering developments in solar-energy applications, with global accomplishments in training and innovation.
224	2003	Wright Flyer III		1905	Dayton	Ohio	United States	The first practical airplane. Part of the Dayton Aviation Heritage National Historical Park
225	2003	Rumely Companies' Agricultural Products		1853	La Porte	Indiana	United States	Produced a line of agricultural equipment that played a vital role in the evolution of farming.
226	2003	Eddystone Station Unit #1		1960	Eddystone	Pennsylvania	United States	The second U.S. (earliest extant) supercritical steam-electric generating unit, pioneering significant increases in steam pressure, steam temperature, and unit size.
227	2003	First Ram-Type Blowout Preventer (BOP)		1922	Houston	Texas	United States	First ram-type blowout preventer, which sealed the wellhead and controlled pressure during drilling and oil production operations.
228	2003	Philo 6 Steam-Electric Generating Unit		1957	Columbus	Ohio	United States	The world's first commercial supercritical steam-electric generating unit.
229	2003	Great Northern 2313 — Montana Western 31 Gas		1925	North Freedom	Wisconsin	United States	The oldest-surviving Electro-motive Company (EMC) gas-electric rail motorcar and the oldest with Lemp control. Located at the Mid-Continent Railway Museum
230	2004	Lapeyre Automatic Shrimp Peeling Machine		1949	Biloxi	Mississippi	United States	For decades, this elegantly simple solution – known as the Model A Automatic Shrimp Peeler – has proven to be the most effective and widely used method of automatic shrimp peeling, despite attempts by others to develop alternative approaches.
231	2004	R.G. Letourneau Mountain Mover		1922	Longview	Texas	United States	This innovative scraper moved four times as much earth as conventional machines of the era which required a tractor and two operators.
232	2004	Reuleaux Collection Of Kinematic Mechanisms		1882	Ithaca	New York	United States	The world’s largest collection of 19th-century kinematic mechanisms. Located at Cornell University
233	2005	Model T		1908–1927	Dearborn	Michigan	United States	15 millionth Model T to come off the assembly line, marking the end of its production. Located at The Henry Ford.
234	2005	The United States Standard Screw Threads		1864	Philadelphia	Pennsylvania	United States	The first US system of standardized screw threads.
235	2005	Ottmar Mergenthaler's Square Base Linotype Machine		1886	Carson	California	United States	One of two surviving square-base linotypes. Located at the International Printing Museum
236	2005	Birome Ballpoint Pen Collection		1938–1948	Buenos Aires		Argentina	First ballpoint pens; utilized the concept of a quick-drying ink whose flow is controlled by gravity and a metal ball housed in a socket.
237	2005	Eiffel Drop Test Machine and Wind Tunnel		1903 & 1912	Paris		France	Most accurate to date drop-test device and wind tunnel to measure drag on falling objects of various shapes.
238	2006	Grumman Wildcat “Sto-Wing” Wing-folding Mechanism			Kalamazoo	Michigan	United States	First functional wing-folding mechanism, enabling aircraft to take up less space on ships. Located at Air Zoo.
239	2006	Hughes Glomar Explorer		1972	Houston	Texas	United States	A deep-sea drillship platform initially built for the United States Central Intelligence Agency Special Activities Division secret operation Project Azorian to recover the sunken Soviet submarine, K-129, lost in April 1968.
240	2006	Cooper-Bessemer Type GMV Integral-Angle Gas E		1944	Mount Vernon	Ohio	United States	Providing efficient compression energy for natural gas, petrochemical, refinery, and power industries around the world. Located at the Knox County Historical Museum.
241	2006	Noria al-Muhammadiyya		1361	Hama	Hama Governorate	Syria	A set of seventeen large water wheels operating on the River Orontes as they have for many centuries.
242	2006	Split-Hopkinson Pressure Bar Apparatus (1962)		1962	San Antonio	Texas	United States	The first apparatus able to directly generate a complete dynamic (high-rate) stress-strain curve in a single experiment.
243	2008	Digital Micromirror Device		1996	Plano	Texas	United States	Modulating digital light pulses using up to 2 million micromirrors.
244	2008	Johnson Controls Multi-Zone Automatic Temperature Control System		1895	Milwaukee	Wisconsin	United States	The first automated temperature control system.
245	2008	John Penn & Sons Oscillating Steam Engine		1841	Dresden	Saxony	Germany	The first steam engine to utilize oscillatory cylinders. In the steamboat Diesbar.
246	2009	Hughes Two-Cone Drill Bit		1909	The Woodlands	Texas	United States	Key technology that allowed drilling through medium and hard rock, tapped vast oil reservoirs much deeper below the surface than previously possible, and significantly improved the efficiency and cost of drilling.
247	2010	Belle of Louisville		1914	Louisville	Kentucky	United States	The oldest operating “western rivers” steamboat.
248	2011	Southern Railway Spencer Shops		1896	Spencer	North Carolina	United States	One of the few remaining intact 20th-century railroad locomotive facilities in the United States. Now the North Carolina Transportation Museum.

See also

• List of historic civil engineering landmarks
• Institution of Mechanical Engineers
• Mechanical Engineering Heritage (Japan)

References

1. ^ ASME Landmarks Page