Browning machineguns caliber .30 M1917A1, M1919A4, M1919A4E1, M1919A6, and M37.

Bibliographic Details
Corporate Author:	United States. Department of the Army
Format:	Book
Language:	English
Published:	[Washington, DC] : [U.S. Dept. of the Army], [1955]
Series:	FM ; 23-55
Subjects:	United States. > Army > Handbooks, manuals, etc. United States. > Army > Machine-gun drill and tactics. Browning machine gun.

Cushing: Ragan Military (Does not check out)