File:11mm Mauser C78 Zig-Zag Revolver.png

Summary
Combination of two images showing an 11mm Mauser C78 zig-Zag Revolver both from http://www.littlegun.info/arme%20allemande/mauser/a%20mauser%20revolver%20gb.htm Images assumed copyrighted. Note lower image smaller and reversed. from original showing the Revolver open.