Also known as Model 1892, manufactured in the 1890s. Most common configuraton is .32 centerfire, five-shot, 3" barrel. Also made in larger frame .38 and smaller frame .22 models, either of which will bring a premium. Unusual solid-frame double-action-only concealed hammer revolver. Barrel and frame are one-piece and usually made of brass. The rarer iron construction does not bring a premium. Other unusual features include a serrated wheel-type safety mounted on the frame knuckle and a latch on the frame top-strap that allows the cylinder to rotate freely for loading. Often marked Maltby Henley & Co., other trade names include Spencer, J.N. Scott, Parker, Columbia Armory, or New York Arms Co.