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
Dan Wesson Model 12 revolver
This revolver's frame was made to allow a variety of barrels to be fitted for special applications. The company name and location on this revolver indicates manufacture between 1968 and 1990. The company name was changed to Wesson Firearms Co.,Inc. in 1990. The factory remained in Palmer, MA until 1995. SN 100