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
W. Ashton Underhammer Percussion Pistol
Underhammer or "boot" pistols were frequently carried in holsters stitched into the side of boots. SN 82
Ashton underhammer pistols were manufactured with 4- and 5-inch part-round/ part octagonal barrels in calibers ranging from .28 to .38. Walnut grips were standard features.