Colt Dragoon Revolver, 3rd model, six-shot, 44 caliber, single action. Round barrel then with sides of 18,8 cm. Thunder markings "ADDRESS SAMl COLT NEW-YORK CITY", partly covered by a two-leaf frog. Open frame stamped "COLTS PATENT" Barrel engraved with cavalry fighting Indians, two cartridges marked "MODEL U.S.M.R" "COLT'S PATENT" and W.I.Orms by Sc N.Y. Brass trigger guard and stock flange. Numbered on the frame; trigger guard and stock flange 107** (Year 1851). Length: 37 cm. The 3rd model was produced from 1851 to 1861 at 10 500 pieces . The two-leaf frog is a civilian addition.