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
Remington Model 11 shotgun
M11 semi-automatic shotgun with US Ordnance and USN markings. Military training shotgun likely used by pilot candidates at Pensacola Naval Base during WWII. Stock is marked with FJA (Frank J Atwood) inspector cartouche, but has a modern Bell & Carlson thick buttpad added.