William Preble Hall (June 11, 1848 – December 14, 1927) was an American military officer who was Adjutant General of the United States Army.

It was during a battle with hostile Indians while in command of a reconnoitering party near a camp on the White River (Colorado), October 28, 1879, that he was cited for the Medal of Honor.

[1] While a colonel and Assistant Adjutant General, Hall authored the book How to Shoot a Revolver (Kansas City: Hudson-Kimberly, 1901, Ray Riling 1522).

They had two additional children live to adulthood, Blackburn Hall, a graduate of West Point and former Major of the Regular Army, of Los Angeles, California, and Octavia Preble Hall (1900–1981), who later took the name Terese, and married Colonel Percy McCay Vernon, Regular Army, of Amite, Louisiana.

[5][6] In the April 15, 1912 issue of the Watch Tower, the following was published above the signatures of "Adj.-Gen'l W. P. Hall" and the other committeemen: The gentlemen who have served on this Committee are all earnest Bible Students.

[7]Speaking of the entire committee, Jehovah's Witnesses' official history says, "Wherever they went they spoke about God's purpose to bring blessings to mankind by means of the Messianic Kingdom.

"[8] The Committee presented its report at a March 31, 1912 meeting at the New York Hippodrome, attended by 5,200 and chaired by then-future Watch Tower Society president Joseph F.