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Illustration of Camera Obscura in Use

Illustration of camera obscura from

Illustration of camera obscura from "Sketchbook on military art, including geometry, fortifications, artillery, mechanics, and pyrotechnics"

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Illustration of Camera Obscura in use from the "Sketchbook on military art, including geometry, fortifications, artillery, mechanics, and pyrotechnics"

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Gallery Index: An Illustrated History of Photography

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