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
Korean War Firearms
- Chinese "Chiang Kai-Shek" Short Model Mauser-Pattern Rifle
- Chinese Type 53 Bolt-Action Carbine
- Czech VZ54 Sniper rifle
- Fabrique Nationale Egyptian Model FN-49 Semi-Automatic Rifle
- Guide Lamp Division M3 Submachine Gun
- Handmade Vietnamese 1911 pattern pistol
- Hungarian Mosin-Nagant Model 1891/30 Bolt-Action Rifle with telescopic sight
- Inglis Mk I * pistol
- Ishapore Arsenal (India) S.M.L.E. No. 1 Mk III Bolt-Action Rifle (altered)
- M.A.S. (France) Model 1938 Submachine Gun
- Mosin-Nagant (China) Type 53 Bolt-Action Rifle
- Russian PTRD Sniper rifle
- Savage (Utica, NY) S.M.L.E. No. 4 Mk I/3 Bolt-Action Rifle with bayonet
- Shangshei Arsenal Mauser M1896 "Broomhandle" Pistol
- SKS (China) Semi-Automatic Rifle
- SKS (China) Type 56 Semi-Automatic Carbine
- Sterling (Parker Arms import) semi-automatic carbine
- U.S. M2 Selective Fire Carbine w/ flash hider
- U.S./Colt (Hartford, CT) Model 1911 Semi-Automatic Pistol
- U.S./Colt (Hartford, CT) Model 1918A2 Browning Automatic Rifle
- U.S./Harrington & Richardson M1 Garand Semi-Automatic Rifle
- U.S./Remington M1903A4 Bolt-Action Rifle with M82 Telescopic Sight
- Vietcong Bolt-Action Carbine
- Vietcong Muzzleloading Thumb-Trigger Rifle
- Vietcong Semi-Automatic Pistol
- Vietcong Slam-Fire Blow-Back Rifle