Inspector of Target Practice Cartoon invitation from the Wardroom Officers of USS Missouri (BB-11) to LCdr. Sims, inviting him to a silent dinner on 15 September 1904. The drawing and text refer to Sims' position at that time as the Navy's effective Czar of gunnery. Ping and Pong are his assistants, Lieutenants Ridley McLean and Powers Symington. Collection of Admiral William S. Sims. U.S. Naval History and Heritage Command Photograph.