Jiffy Kodak Six-20
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The Jiffy Kodak Six-20 was a folding camera for 620 film rolls made by Eastman Kodak Co. Ltd. Rochester in the years from 1933 to 1937. It had a Twindar lens with distance selector. Only two apertures were selectable. But it had two viewfinders in the pop out lensboard, one for vertical and one for horizontal images.