- George Rennie (engineer)
George Rennie (
3 December 1791 –30 March ,1866 ) was anengineer born inLondon ,England . He was the son of the Scottish engineer John Rennie and the brother of Sir John Rennie.Born in the parish of Christchurch,
Blackfriars Road , London, on 3 December 1791, he was educated by Dr. Greenlaw atIsleworth , and was subsequently sent to St. Paul's School and to theUniversity of Edinburgh . In 1811 he entered his father's office, where many great works were in progress. In 1818, on the recommendation of SirJoseph Banks andJames Watt , he was appointed inspector of machinery and clerk of the irons (i.e. dies) at theRoyal Mint , which post he held for nearly eight years. On the death of his father in 1821 he entered into partnership with his younger brother John, and for many years they were engaged in completing the vast undertakings originated by the elder Rennie. About 1826 he was entrusted with the construction of theGrosvenor Bridge over the Dee atChester , from the designs of Harrison. In 1830 he had worked with his brother, Sir John Rennie, in the construction ofGeorge Stephenson 'sLiverpool and Manchester Railway . He had considerable practice as a railway engineer, and made plans for lines to connectBirmingham andLiverpool , theVale of Clwyd line, the railway fromMons toManege , and theNamur and Liege railway , of which he was appointed chief engineer in 1846.But Rennie's genius was chiefly mechanical, and he superintended the manufacturing business of the firm in Holland Street, where a great variety of machinery was turned out, including the first biscuit-making machinery, corn and chocolate mills for Deptford victualling yard, and the machinery at the Royal William Victualling Yard, Plymouth. Many orders for foreign governments were executed, and the firm were employed by the
Admiralty in making engines for theRoyal Navy . He was much interested in the screw-propeller, and his firm built the engines for the "Archimedes", in which SirFrancis Pettit Smith 's screw was tried. Subsequently, in 1840, the firm built for the Admiralty the "Dwarf", the first vessel in the British navy propelled by a screw.In 1822 he was elected
Fellow of the Royal Society , and contributed papers to the Transactions in 1829 on thefriction of metals and other substances. He also presented papers to theBritish Association and to theInstitution of Civil Engineers , of which body he was elected a member in 1841.He died on 30 March 1866, at his house, 39 Wilton Crescent, from the effects of an accident in the street in the previous year, and was buried on 6 April at
Holmwood , nearDorking . He married, in 1828, Margaret Anne, daughter ofSir John Jackson, 1st Baronet , M.P., who survived him; by her he left issue two sons and one daughter.References
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