1851 Great Exhibition: Official Catalogue: Class VIII.: J. R. Cooper and Co
241. COOPER, J. R., and Co., 24 Leyge Street, Birmingham — Manufacturers.
Patent self-cocking pocket-pistol. When loaded and capped it is ready for use, without the preparatory cocking action. Its working parts are seen on the outside. Holster pistol. The ramrod serves as the hammer-spring, by which the cap is fixed. A safety bolt is introduced into the trigger, which prevents the pistol from being fired unless the bolt is released by the finger.
Six-barrel revolving pistol, central fire, with safety bolt.
Twelve-barrel revolving pistol. One side of the stock is removed to show the working parts of the lock.
Pair of ladies' pistols.