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 [decorative delimiter] Class of 1857

Vol. II

(Born O.)

William Sinclair

(Ap'd O.)


Born Dec. 15, 1835, St. Clairsville, OH.

Military History. — Cadet at the Military Academy, July 1, 1853, to July 1, 1857, when he was graduated and promoted in the Army to

Bvt. Second Lieut. of Artillery, July 1, 1857.

Served: in garrison at Ft. Monroe, Va. (Artillery School for Practice), 1857‑58; on frontier duty at Ft. Ripley, Min., 1858‑59; on Harper's

(Second Lieut., 3d Artillery, July 31, 1858)

Ferry Expedition to suppress John Brown's Raid, 1859, — Ft. Monroe, Va., 1859‑60, — and Ft. Columbus, N. Y., 1860; on frontier duty at Ft. Vancouver, Wash., 1860‑61; and in garrison at Benicia Depot, Cal., 1861.

First Lieut., 3d Artillery, Apr. 30, 1861.

Served during the Rebellion of the Seceding States, 1861‑66: in the  p687 Defenses of Washington, D. C., Nov. 29, 1861, to Mar. 10, 1862; in the Virginia Peninsular Campaign (Army of the Potomac), Mar. to Aug., 1862, being engaged in the Siege of Yorktown, Apr. 5 to May 4, 1862, — Seven

(Bvt. Captain, May 4, 1862,
for Gallant and Meritorious Services at the Siege of Yorktown, Va.)

days' Operations before Richmond, June 26 to July 2, 1862, — and Skirmish

(Colonel, 6th Pennsylvania Reserve Volunteers, June 27, 1862)

at Harrison's Landing (commanding Brigade), July 2, 1862; in the Northern Virginia Campaign, commanding Regiment, Aug.‑Sep., 1862, being engaged in the Battle of Manassas, Aug. 29‑30, 1862, where he was wounded; in the Maryland Campaign, commanding Regiment (Army of the Potomac), Sep. to Nov., 1862, being engaged in the Battle of South Mountain, Sep. 14, 1862, — Battle of Antietam, Sep. 17, 1862, — and March to Falmouth, Va., Oct.‑Nov., 1862; in the Rappahannock Campaign, commanding Brigade (Army of the Potomac), Dec., 1862, being engaged in the Battle of Fredericksburg, Dec. 13, 1862, where he was severely

(Bvt. Major, Dec. 13, 1862,
for Gallant and Meritorious Services at the Battle of Fredericksburg, Va.)

wounded; on sick leave of absence, disabled by wound, Dec. 13, 1862, to Mar. 15, 1863; in command of Brigade in the Defenses of Washington, D. C., Mar. 15 to May 23, 1863; in command of Battery in the Vicksburg

(Resigned Volunteer Commission, June 6, 1863)

Campaign, July 4‑27, 1863, being present at the Capitulation of Vicksburg, July 4, 1864, and engaged in the Capture of Jackson, July 16, 1863; as Acting Asst. Inspector-General, 13th Army Corps, July 27 to Oct. 12, 1863, with the Army of Western Louisiana; as Asst. Inspector-General,

(Lieut.‑Colonel, Staff, U. S. Volunteers, Oct. 12, 1863, to July 3, 1865)

13th Army Corps, on the coast of Texas, Nov.‑Dec., 1863, — at New Orleans, La., Jan. to Mar., 1864, — and on the Red River Expedition, Mar. to May, 1864, participating in Skirmishes at Alexandria and Marksville, La., May, 1864, — and at New Orleans, May‑June, 1864; and in the Inspector-General's Bureau at Washington, D. C., July 22, 1864, to Aug. 17, 1865, being detached on tours of Inspection in Western Virginia, in Arkansas and Indian Territory, and at Nashville, Ten.

Captain, 3d Artillery, Dec. 11, 1865.

Served: as Quartermaster of the Military Academy, Sep. 30, 1865, to Sep. 30, 1868; on frontier duty at Omaha Barracks, Neb., Nov. 21, 1868, to Mar. 11, 1869, — Ft. Leavenworth, Kan., Mar. 21 to Apr. 13, 1869, — and Ft. Riley, Kan., Apr. 19, 1869, to Apr. 25, 1871, being in the field against hostile Indians in Kansas, June 4 to Sep., 1870; in garrison at Charleston, S. C., May 2, 1871, to Nov. 2, 1872, — and at Ft. Hamilton, N. Y., Nov. 9, 1872, to Dec. 3, 1881, being engaged in quelling Railroad Disturbances in Pennsylvania, July to Oct., 1877, — Little Rock Barracks,

(Major, 2d Artillery, Apr. 6, 1885)

Ark., to June, 1885, — Mt. Pleasant Barracks, Ala., June 7, 1885, to May 22, 1889, — Ft. Warren, Mas., to –––––.

Vol. IV
[Supplement, Vol. IV: 1890‑1900]

Military History. — Served: Commanding Fort Warren, Mass., to Sept. 10, 1895; on duty at Fort Adams, R. I., to June 29, 1896.

(Lieut.‑Colonel of Artillery, 5th Artillery, June 6, 1896)

— Commanding post of Alcatraz Island, Cal., July 6 to Oct. 13, 1896; Fort Wadsworth, N. Y., Oct. 20, 1896 to March 25, 1898.

(Colonel of Artillery, 7th Artillery, March 8, 1898)

 p108  — Commanding 7th Artillery and post of Fort Slocum, N. Y., March 25, 1898 to Jan. 16, 1899, and on leave until Feb. 13, 1899.

(Brig.‑General U. S. Army, Feb. 8, 1899)

Retired from Active Service, at his own request, after 40 Years' Service, Feb. 13, 1899.

Vol. V
[Supplement, Vol. V: 1900‑1910]

Military History. — Retired officer. — Residence, Washington, D. C.

Died Oct. 3, 1905, at Washington, D. C.: Aged 71.

Buried, Arlington National Cemetery, Arlington, VA.

See Annual Association of Graduates, U. S. M. A., 1907, for an obituary notice, with a portrait.

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