A stiff-backed man manipulates the knobs and levers of a “target computor (sic),” designed to help aim large pieces of artillery, in this image from 1922. Bigger version at the link. [Shorpy, thanks Bec!]
A stiff-backed man manipulates the knobs and levers of a “target computor (sic),” designed to help aim large pieces of artillery, in this image from 1922. Bigger version at the link. [Shorpy, thanks Bec!]
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