Jiffy Kodak Six-20

From Camerapedia.org

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.