American inventor who developed (1932) the light-polarizing plastic film called Polaroid and incorporated it into lenses for cameras and sunglasses. He also invented the one-step photographic process. Rare glossy 8 x 10 photo of Land sitting in a chair, signed in the lower border in black felt tip. In fine condition, with bit of brushing to a couple of letters in the signature, couple of dings and a faint paperclip impression to upper left margin. R&R COA.