This sections archived documents pertaining to the World War I era.
- American Armies & Battlefields in Europe [586 Pages]
- Battlefields of the World War [682 Pages]
- Infantry in Battle [430 Pages] - Small-unit tactics and a perspective on infantry in combat using World War I battle studies
- Small Wars Manual [569 Pages] - Summary of operational experience by the Marine Corps in peacekeeping and counterinsurgency operations published before World War II
- Topography & Strategy in the War [260 Pages] - The importance of the effects of terrain on military operations despite technology