Infantry Drill Regulations, United States Army, 1911 / Corrected to April 15, 1917 (Changes Nos. 1 to 19)

E-text prepared by Bethanne M. Simms, Linda Cantoni, and the Project Gutenberg Online Distributed Proofreading Team (http://www.pgdp.net). Special thanks to Daniel Emerson Griffith for creating the Lilypond sound and image files for the bugle calls.
MILITARY PUBLISHING CO. 42 BROADWAY NEW YORK
WAR DEPARTMENT Document No. 394 OFFICE OF THE CHIEF OF STAFF

War Department, Office of the Chief of Staff, Washington, August 19, 1911.
The following System of Drill Regulations for Infantry, prepared by a board of officers consisting of Lieut. Col. John F. Morrison, Infantry; Capt. Merch B. Stewart, Eighth Infantry; and Capt. Alfred W. Bjornstad, Twenty-eighth Infantry, is approved and is published for the information and government of the Regular Army and the Organized Militia of the United States. With a view to insure uniformity throughout the Army, all infantry drill formations not embraced in this system are prohibited, and those herein prescribed will be strictly observed.
By order of the Secretary of War:
Leonard Wood, Major General, Chief of Staff.


Alignment: A straight line upon which several elements are formed, or are to be formed; or the dressing of several elements upon a straight line.
Base: The element on which a movement is regulated.