Military officer; born in
New Haven, Conn., Aug. 23, 1788; graduated at
West Point in 1805, and was chief engineer of the army on the
Niagara frontier in 1812-13.
For meritorious services in the capture of
Fort George he was brevetted major in June, 1813.
He was chief engineer of
Generals Izard and
Macomb on
Lake Erie in 1814, and was brevetted lieutenant-colonel for gallantry in the battle of
Plattsburg.
He was chief engineer of the army of
General Scott in the siege of
Vera Cruz in 1847, and brevetted brigadier-general.
From 1846 to 1864 he was a regent of the Smithsonian Institution, and in the
Civil War was chief engineer of the United States army.
He was brevetted majorgeneral, United States army, the day before his death, in
Washington, D. C., April 22, 1864.
He was author of an able
Report on the subject of National defences (1851), and translator of
Vicat on mortars.