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
Robert Stack's Parker 20 gauge
This Parker DH Grade shotgun was made for famed actor and expert shot gunner Robert Stack, in the last production run of Parkers prior to the start of World War II, the end of the Parker Shotgun manufacturing era. It is considered the last double gun made by Parker with raised vent rib barrels. Stock inlayed with RLS initials.