The Marine Corps Manual 1921 has been reprinted as it appeared in 1921 with few changes. As Marine Corps commandant, John A. Lejeune and Navy secretary Edwin Denby approved: Headquarters U.S. Marine Corps Washington, D.C. The accompanying Marine Corps Manual is for the instruction anu guidance of the United States Marine Corps and supersedes Marine Corps Orders of prior date, except No. 46, series of 1921. John A. Lejeune Major General, Commandant Approved: Edwin Denby Secretary of the Navy The back index is missing several pages.