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
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- For the Fun of It
- Firearms Traditions for Today
- William B. Ruger Special Exhibits
- Freedom's Doorway
Colt Single-Action Army
Rarely seen as a revolving pistol carbine, this Colt Single Action Army revolver has a detachable skeleton buttstock. This western frontier engraving style incorporates buffalo and Indian motifs on the receiver.