Examples of Tranter's patent firearms have been seen with various markings including retailer marks. This example is marked "COGSWELL & HARRISON STRAND. LONDON." on the barrel rib, "W. TRANTER'S PATENT/ 50923" on the left side of the frame, and "TRANTER'S PATENT" on the ejector arm. There are various small British proofs throughout and "380" on the upper left barrel flat. The cylinder, barrel, loading gate, and rear of the frame are all marked "22" likely indicating an assembly number. It is equipped with round blade front and frame notch rear sights, and a checkered walnut grip with round buttcap.