The Thomas E Skidmore Collection: Scientific instruments - The Ashdown Rotoscope. The purpose of which is to gear human vision up to zero speed relative to any moving object, with instructions and a logarithmic tables booklet plus a Kodak B5 camera c1905 in black leather case, bamboo slide ruler in a leather case, etc.
The Thomas E Skidmore Collection: Scientific instruments - The Ashdown Rotoscope. The purpose of which is to gear human vision up to zero speed relative to any moving object, with instructions and a logarithmic tables booklet plus a Kodak B5 camera c1905 in black leather case, bamboo slide ruler in a leather case, etc.
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