Black Box

Here's Laurence Aberhart, in a recent letter, describing how to make a photograph with a century old Korona view camera:
Set up tripod. Set up camera. Arrange camera position and focus. Metre the light. Work out the exposure. Set aperture. Shut lens. Cock timer in lens shutter. Get out film holder. Dust film holder. Insert film holder in back of camera. Pull slide out of film holder. Trip shutter. Wait.

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