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Bill Thayer

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 [decorative delimiter] Class of November 1918

Vol. VI

(Born N. Y.)

Leslie R. Groves​1

(Ap'd at Large)


(Leslie Richard Groves, Jr., Born Albany, NY, Aug. 17, 1896.)​a

Military History. — Cadet at the Military Academy, June 15, 1916, to Nov. 1, 1918, when he was graduated and promoted in the Army to

Second Lieut., Corps of Engineers.

Served: at Camp A. A. Humphreys, Va., student officer at Engineer School, Dec. 2, 1918, to June, 1919; in France with American Expeditionary Forces, on tour of observation, June 20 to Sept. 10; at Camp Humphreys, Va., student officer at Engineer School, Sept. 10, 1919, to ––––

Vol. VII
[Supplement, Vol. VII: 1920‑1930]

Military History: —

Second Lieutenant, Corps of Engineers, Nov. 1, 1918.

First Lieutenant, Corps of Engineers, May 1, 1919.

At Camp Humphreys, Va., student officer, Engineer School, Sept. 10, 1919, to June, 1920; at Fort Benning, Ga., with 7th Engineers, commanding company, to Feb., 1921; at Camp Humphreys, Va., student officer, Engineer School, to July, 1921, when he was graduated; at Camp Lewis, Wash., with 4th Engineers, to Aug., 1921; at Fort Worden, Wash., in command of survey detachment, to Sept. 20, 1921; at Presidio of San Francisco, Calif., with 9th E. T. Co., to Nov., 1922; at Schofield Barracks, T. H., company commander, Third Engineers, to Nov., 1925; at Galveston, Tex., Assistant to U. S. District Engineer, to Oct. 15, 1927; at Fort Du Pont, Del., company commander, 1st Engineers, to Nov. 10, 1927; at Fort Ethan Allen, Vt., company commander, 1st Engineers, to Apr. 15, 1927;​b at Fort Du Pont, Del., company commander, 1st Engineers, to Oct. 15, 1929; en route to Nicaragua, Oct. 15, 1929, to Dec. 10, 1929; at Granada, Nicaragua, on survey duty in the field as company commander of company detailed from the 1st Engineers, Dec. 10, 1929, to ––––

[Supplement, Vol. VIII: 1930‑1940]

Military History: —

(1st Lt., C. E., May 1, 1919)

At Granada, Nicaragua, survey duty in the field as Co. Comdr. of Co. detailed from 1st Engrs., Dec. 10, 1929 to July, 1931; (part of this time on D. S. at Survey Hq. in Granada) when he returned with his organization to Ft. Du Pont, Del.; at Washington, D. C., O. C. of Engrs., assisting in preparation of Nicaraguan Canal Survey report, Aug., 1931 to Jan., 1932; Supply Sec., to Oct., 1934; C., Supply Sec., to

(Capt., C. E., Oct. 20, 1934)

June, 1935; at Ft. Leavenworth, Kans., student off., C. & G. S. School, Aug., 1935 to June, 1936; G. S. C. Eligible List; at Kansas City, Mo., Asst. to Div. Engr., Missouri River Div., to Sept., 1938; at Washington, D. C., student off., A. W. C., to June, 1939; Member, W. D. G. S., July 1, 1939, to (en route and on S. D. in Nicaragua, Aug., 1939 to Nov., 1939).

Awarded Nicaraguan Presidential Medal of Merit for services rendered at the time of the earthquake of Mar. 31, 1931, In Managua, Nicaragua.

Vol. IX
[Supplement, Vol. IX: 1940‑1950]

Military History: — Washington DC, Member WDGS, 1 Jul 39‑

(Maj CE 1 Jul 40)

22 Jul 40; Spec Asst to QMG,

(Col AUS 14 Nov 40)

‑14 Nov 40; C Opns Br, Constr Div, OQMG,


30 Nov 41; Dpty C, Constr Div OCE, 1 Dec 41‑

(Brig Gen AUS 6 Sep 42)

Sep 42; CG Manhattan Engr Dist, in chge of development, manufacture and use of Atomic Bmbs,

(Lt Col CE 11 Dec 42)

(Maj Gen AUS 9 Mar 44)

(Asst C of Engrs w/rk of Brig Gen 6 Dec 45)


‑31 Dec 46; CG AFSWP and Member Mil Ln Comm to AEC, 1 Jan 47‑

(Lt Gen 24 Jan 48)


(Maj Gen 29 Feb 48)

29 Feb 48.

(Lt Gen Ret 29 Feb 48, own application)

By special Act of Congress given honorary date of rk as Lt Gen as of 16 Jul 45 in recognition of his services in directing the Atomic Bomb Project

Commander Order of the Crown (Belgium); Honorary Companion Most Honorable Order of the Bath (British)

Civil History: — Vice Pres, in chge of Advanced Scientific Research, Remington Rand Inc, Wilson Ave So Norwalk Conn, 48—. Dellwood Rd Darien Conn

Honorary Degrees: — LL D U of Calif, D Sc Lafayette, Williams and Hobart Coll

Died, July 13, 1970, at Washington, D. C.: Aged 73.

Portrait and obituary at West Point Association of Graduates.º

Buried, Arlington National Cemetery, Arlington, VA.

The Author's Note:º

1 Son of Chaplain Leslie R. Groves, U. S. A.

Thayer's Notes:

a Gen. Groves' birthplace is from the memorial article and biographical sketch at West Point Association of Graduates.

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b Sic 1927, either in error or an even worse garble extending to the preceding lines. Occam's razor suggests that 1928 or 1929 must be meant.

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Page updated: 13 Jan 17