Numbered "60947" and bearing the "B/N" stamp of the Bing Brothers of Nuremberg, this is an early pattern Artillery Luger "trommelmagazin" (snail magazine), fitted with the early telescoping winding lever, a single reinforcement ring on the bottom, and a smooth top. Included with the drum is a loading tool, numbered "3251" ("51" on the small parts), with "B/N" marking, and a modern leather drum case.