Class of 1843

Military History. — Cadet at the Military Academy, July 1, 1839, to July 1, 1843, when he was graduated and promoted in the Army to

Bvt. Second Lieut., 5th Infantry, July 1, 1843.

Transferred to Top. Engineers, July 20, 1843.

Served: as Asst. Top. Engineer on the Improvement of the Ohio River, 1843‑44, — on Survey of Northeastern Boundary of the U. S., 1844‑47, — in the War with Mexico, 1847‑48, being engaged in

(Second Lieut., Top. Engineers, Mar. 3, 1847)

the Expedition to Orizaba, 1848, — in preparing Maps of Northeastern Boundary Survey, 1848‑50, — on Survey for Supplying Washington, D. C., with Water, 1850‑51, — and Survey of Northern Lakes, 1851‑56;

(First Lieut., Top. Engineers, Mar. 3, 1853)

on Light-house duty, headquarters at Philadelphia, 1856‑59; and in

(Captain, Top. Engineers, July 1, 1857, for Fourteen Years' Continuous Service)

charge of Explorations of Yellowstone and Missouri Rivers, 1859‑61.

Served during the Rebellion of the Seceding States, 1861‑66: as Chief Top. Engineer of the Department of Virginia, July to Oct., 1861, — of the Department of West Virginia, Oct., 1861, to Apr., 1862, — of the

(Colonel, Staff — Additional Aide-de‑Camp, Mar. 31, 1862, to May 31, 1866)

Mountain Department, Apr. to June, 1862, being engaged in Pursuit of  p156 the Rebels under General Jackson up the Shenandoah Valley, terminating with the Combat of Cross Keys, June 8, 1862; of sick leave of absence, June 16 to Aug. 23, 1862; as Chief Engineer of Middle Department and 8th Army Corps, Jan. 27, 1863, to Apr. 12, 1864, having the charge of

(Major, Corps of Engineers, Mar. 3, 1863)

the Defenses of Harper's Ferry during the Rebel Invasion of Pennsylvania, June, 1863, — and of Baltimore, Md., June 28, 1863; as Superintending Engineer of Survey of North and Northwest Lakes, and Engineer of Light-houses on Northern Lakes, Apr. 14, 1864, to Aug. 12, 1866.

Bvt. Lieut.‑Col., and Bvt. Colonel, Mar. 13, 1865,
for Faithful and Meritorious Services during the Rebellion.

Bvt. Brig.‑General, U. S. Army, Mar. 13, 1865,
for Meritorious Services in the Field during the Rebellion.

Lieut.‑Colonel, Corps of Engineers, Mar. 7, 1867.

Served: as Superintending Engineer of the Geodetic Survey of the Northwestern Lakes, Aug. 12, 1866, to May 12, 1870, — of Light-houses of 11th District, Aug. 12, 1866, and of 10th District, June, 1866, to Apr. 14, 1870, — of Removal of Obstructions in the Mississippi, Missouri, and Arkansas, and Surveys and Improvements of various Western Rivers, July 12, 1870, to Dec. 31, 1872, — of the Defenses, Surveys, River and Harbor Improvements, and Light-houses on the Gulf of Mexico, east of Mississippi, Jan. 23 to Apr. 7, 1873, — and of the Fourth Light-house District, from Squam Inlet, N. J., to Metompkin Inlet, Va., May 14, 1873 (leave of absence in Europe, May 5 to Oct. 7, 1877), to Feb. 1, 1884; as

(Colonel, Corps of Engineers, Jan. 2, 1881)

Member of Board on Improvement of Buffalo Harbor, N. Y., and Harbor of Refuge at New Buffalo, Lake Michigan, Jan., 1868, — on Improvement of Erie Harbor, Pa., Mar. 5‑18, 1868, — on Lake Michigan Harbor Improvements, May, 1869, — on Lakes Superior and Michigan Harbor Improvements, Jan., 1870, — and on Improvement of Harbors at St. Louis, Mo., and Alton, Ill., and of the Banks of the Mississippi River, Feb. to Apr., 1873; and on leave of absence, Feb. 1 to Mar. 17, 1884.

Retired from Active Service, Mar. 17, 1884, he being 64 Years of Age.