This set consists of a Model No. 2 deringer and a Third Model derringer within a case marked "Colt's Firearms Co./14, Pall Mall,/London." in gold on the lining inside the lid. It has a "BARRONS PATENT" lock, and also includes a Dixon oiler and two cartridges. The lid is inscribed "RS." The first derringer is the No. 2. It has a rounded blade front sight, standard markings and engraving, London proofs, matching serial number on the barrel and butt, an "S" ahead of the trigger, and matching numbered checkered grips.

Features a rounded blade front sight, "-COLT-" on top of the barrel in italics, London proofs, a sloped hammer, "41 CAL" on the left side of the frame, "3333" on the bottom of the frame between the trigger and the barrel screw (possibly related to the set given the first pistol is in the 3300 range), "S" on the left side of the grip frame, and matching serial numbers on the barrel, butt, and grips.