The trench periscope, WW1
Photographs demonstrating the efficacy of the hyposcope (the landsman's periscope) using one here constructed by Mr C. Baker - an optician of High Holborn. Ideal for seeing above trenches, around corners, over walls, through windows while avoiding unfriendly snipers
Picture No
13991386
Media ID
45429346
Size
3400px x 5273px
(2.5MB)
Credit
© Illustrated London News Ltd/Mary Evans
Source
Photographs by Clarke and Hyde reproduced in The Sketch, 17 February 1915
Date
1915
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Demonstrating Inventions Periscope Periscopes Viewing
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