RICHARD DELAFIELD - (1789-1873) - Army Engineer, born New Yokr City. Graduated at West Point (1818), on duty on northern frontier in the boundary commission established under the treaty of Ghent (1818), engaged in construction defenses as superintending engineer (1819-38). Was superintendent of the Military Academy (1838-45) and (1855-56), accompanied Capt. McClellan to Europe (1855-56) to witness operations of the Crimean War, and his report on the changes and improvements made in modern warfare was printed by Congress. On the staff of New York Governor Morgan (1861-63) organizing, equipping and forwarding state troops, was appointed Chief of engineers and inspector of West Point (1864-66) and a member of the lighthouse board. Retired (1866), regent of the Smithsonian Institute (1865-67).