Golden Gem Adding Machine
A chain drive adder marked "Golden Gem
Adding Machine" and "Automatic Adding
Machine Co., New York". Three patent dates
of 1904, 1906 and 1907 are listed, with a note
that other patents were pending. The adder
case is 4 inches long and can be propped at an
angle by means of folding supports. The adder works very smoothly and is
in fine condition, with a hard leather case and stylus.
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