Manana Island Sound Signal Station — US Coast Guard photo Location Manana Island, Maine Year first constructed 1855 Automated 1988 Tower shape Brick House Markings / pattern Brown … Wikipedia
Signal Corps in the American Civil War — U.S. Army Signal Corps station on Elk Mountain, Maryland, overlooking the Antietam battlefield. The Signal Corps in the American Civil War comprised two organizations: the U.S. Army Signal Corps, which began with the appointment of Major Albert J … Wikipedia
Station Eatons Neck — Infobox Lighthouse caption = Eatons Neck Light location = Station Eatons Neck, East side of Huntington bay entrance coordinates = coord|40|57|14.5|N|73|23|42.5|W|region:US type:landmark yearlit = 1798 automated = 1961 yeardeactivated = Active… … Wikipedia
Signal passed at danger — (SPAD), in railway terminology, describes an event where a train has run beyond its allocated signal block without authority, as indicated by a lineside signal showing danger (typically a red light). It is a term primarily used within the British … Wikipedia
Marshall Point Light Station — Marshall Point Light Location Port Clyde, Maine Year first constructed 1832 Year first lit 1857 Automated 1980 Foundation Granite blocks Construction Granite and brick Tower shape … Wikipedia
Coast Guard Station Eatons Neck — Eatons Neck Light Eatons Neck Lighthouse Location Station Eatons Neck, East side of Huntington bay entrance Coordinates … Wikipedia
Manitou Island Light Station — Undated USCG photo of the station Location Manitou Island, Michigan Year first constructed 1861 Year first lit 1862 Automated 1978 Construction Iron Tower shape … Wikipedia
Fort Point Light Station — Infobox nrhp | name =Fort Point Light Station nrhp type = hd caption = Fort Point Light in September, 2005. nearest city= Stockton Springs, Maine lat degrees = 44 lat minutes = 28 lat seconds = 1 lat direction = N long degrees = 68 long minutes … Wikipedia
Automated airport weather station — Automated airport weather stations are automated sensor suites which are designed to serve aviation and meteorological observing needs for safe and efficient aviation operations and weather forecasting. Automated airport weather stations have… … Wikipedia
Marconi Station — The New Brunswick Marconi Radio Station in Somerset, New Jersey, being toured in 1921 by some of the greatest physicists and scientists of the era, including Albert Einstein and Nikola Tesla. The Marconi Wireless Corporation operated numerous… … Wikipedia