WW1 1917 Trench Periscope by Beck.
Mk.IX, 1917 dated, hand held periscope by R & J.Beck Ltd. Khaki painted brass body with screw off hard wood handle and adjustable ( working ) focusing eyepiece. These periscopes were often used in MkIV tanks. This example in good, working condition, retaining 80% of original paintwork, slightly dusty optics. Good example.
Code: 10152