1875), a descendant of Hugh McAllister, who emigrated
from Scotland c. 1732. He also holds several patents for
alternating-current machinery, and has written largely on electrical
subjects. Richard Dudgeon (1820-99), born in Haddingtonshire,
Scotland, was distinguished as a machinist, inventor of the hydraulic
jack and boiler-tube expander.
SCOTS AS ENGINEERS
Thomas Hutchins (1730-1789), engineer and geographer was of Scottish
origin. He was author of some topographical works and also furnished
the maps and plates of Smith's Account of Bouquet's expedition
(Philadelphia, 1765). James Geddes (1763-1838), of Scottish birth or
parentage, was surveyor of canal routes in New York State and was
chief engineer on construction of the Erie Canal (1816), and chief
engineer of the Champlain Canal (1818). "In all matters relating to
the laying out, designing and construction of canals, he was looked
upon as one of the highest authorities in the country." James Pugh
Kirkwood (1807-77), born in Edinburgh, came to United States in 1832,
was one of the most eminent engineers in the country, one of the
founders of the American Society of Civil Engineers (1852) and
President (1867-68). James Laurie (1811-75), born at Bell's Mills,
Edinburgh, Chief Engineer on the New Jersey Central Railroad,
consulting engineer in connection with the Housatonic Tunnel, and
first President of the American Society of Civil Engineers. William
Tweeddale, born in Ayrshire in 1823, rendered valuable engineering
service in the Civil War, and was an authority on the sources and
character of water supply.
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