Catalogue of the Greener collection of important firearms, part one comprising a fine and rare percussion cap sporting gun with the Pauly breech loading action, a rare pin fire multi-chamber harmonica shot gun, a very rare breech loading musket converted from flintlock to percussion cap and subsequently to pin fire, a fine early flintlock holster pistol by Silke, circa 1660, an extremely rare flintlock rocket discharger, circa 1800, the property of Messrs. W. W. Greener, Ltd. : which will be sold by auction by Messrs. Sotheby & Co. ..., day of sale Monday, May 9th, 1960