The Department of the Army (DA) was established in 1949 as part of the Department of Defense. Previously, it was known as the Department of War.
Government Documents holds an extensive collection of Army publications, including the following series:
The Map Collection has a large collection of Army Mapping Service maps, some of which have been digitized.
Regulations (D 101.9:)
Technical manuals (D 101.11:) Manuals for military vehicles, equipment, weapons, and procedures.
Soldiers (D 101.12:) Colorful magazine about US Army soldiers and their world.
Department of the Army historical summary (D 114.15:) Annual publication that describes the major activities of the Army.
Field manuals (D 101.20:) Manuals concerning Army procedures, protocols, etc.
Military law review (D 101.22:27-100)
Country studies (D 101.22:550-) Background information about countries all over the world.
Strategic bombing survey (W 1.71:) Reports of damage inflicted by aerial bombing in Europe and Japanese-controlled areas during World War II.
FIAT final report (W 1.72/9:) Reports about manufacturing and industrial processes used by German companies during World War II