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Early versions of Leica M3 double strokes Models with sequential year of produce - - MIR Image Library
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An Early Leitz Leica-Motor MOOLY, serial no. 165, circa 1938, a clockwork driven motor drive for Leica screw mount cameras with serial numbers of 160000 or higher, with a switch for 1
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Rare Leica 24x24mm prototype sells for nearly $700,000 at Wetzlar Camera Auction: Digital Photography Review
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