The Galleries
- Robert E. Petersen Collection
- Ancient Firearms - 1350 to 1700
- Road to American Liberty - 1700 to 1780
- A Prospering New Republic - 1780 to 1860
- A Nation Asunder - 1861 to 1865
- The American West - 1850 to 1900
- Innovation, Oddities and Competition
- Theodore Roosevelt and Elegant Arms - 1880s to 1920s
- World War I and Firearms Innovation
- WWII, Korea, Vietnam and Beyond - 1940 to Present
- For the Fun of It
- Modern Firearms - 1950 to Present
- Hollywood Guns
U.S. General Motors Saginaw Steering Gear Division M1 Carbine
Both the Saginaw Steering Gear and Inland Manufacturing Divisions of General Motors received Second World War defense contracts to produce M1 carbines. In addition, GM's Guide Lamp Division also manufactured the Liberator pistol and the M3 "Grease Gun."