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
California Gold Rush
Typical arms of the mid-19th century - pepperboxes and revolvers.
A. J. Plate (San Francisco, CA) Percussion Side-by-Side Shotgun
Allen & Thurber (Worcester, MA) Pepperbox Pistol
Belgian Dagger Pistol
Belgian Double-Barrel Percussion Pistol
Belgian Four Barrel Percussion Pistol
Belgian Matched Percussion Pistol Pair
Belgian Pepperbox Pistol
Belgian Percussion Matched Pistol Pair
Belgian Percussion Pistol
Belgian Pinfire Pepperbox Pistol
Belgian Screw-barrel Percussion Pistol
British Saw-Handle Single-Shot Percussion Pistol
C & G Abbott (London, England) All-Metal Matched Percussion Pistol Pair
C & G Abbott (London, England) All-Metal Matched Percussion Pistol Pair
Colt (Hartford, CT) English Dragoon Single-Action Percussion Revolver
Colt (Hartford, CT) First Model Dragoon Revolver
Colt (Hartford, CT) Model 1848 Baby Dragoon Revolver
Colt (Hartford, CT) Model 1849 Pocket Percussion Revolver
Colt First Model Dragoon Percussion Revolver (counterfeit)
Engraved Dragoon Revolver
French Percussion Duelling Pistol
George Newton (Canada) Percussion Shotgun
Henry Deringer (Philadelphia, PA) Percussion Pocket Pistol
J. E. Evans Pocket Percussion Pistol
J. P. Cooper's (England) Patent Pepper-box Pistol
John Sherry, Jr. (Jefferson Furnace, PA) Percussion Rifle
Joseph Egg Percussion Shotgun 
Manhattan Pepperbox Revolver
Rigby Percussion Pistol
Robbins & Lawrence (Windsor, VT) Concealed Hammer Pepperbox Pistol
Russia America Fur Co. Model 1838 Percussion Musket
Sprague & Marston (New York, NY) Double-Action Pepperbox Pistol
Tennessee Percussion Mountain Rifle
Turlock (London, England) Percussion Officer's Pistol
W. Ashton (Middletown, CT) Underhammer Percussion Pistol
William Hollis (London, England) Matched Percussion Pistol Pair