The Galleries
- Robert E. Petersen Collection
- Ancient Firearms
- The Road to American Liberty
- Seeds of Greatness
- The Prospering New Republic
- A Nation Asunder
- The American West
- Innovation, Oddities and Competition
- Theodore Roosevelt, Elegant Arms
- World War I and Firearms Innovation
- WWII, Korea, Vietnam and Beyond
- For the Fun of It
- Firearms Traditions for Today
- William B. Ruger Special Exhibits
- Freedom's Doorway
U.S. Stevens Model 620 Slide Action Shotgun
In addition to Remington- and Winchester-produced models, the U.S. Army also purchased shotguns from Ithaca, Savage, and Stevens for military use during the Second World War. This example features "U.S." and Ordnance Department "Flaming Bomb" stampings on its receiver.