Vintage Mechanical Adding Machine Desk Model

A solid desktop model of an old full-keyboard mechanical adding machine. The sloped front carries neat rows of round number keys, two larger square keys sit at the lower right, a pull lever with a ball grip stands on the right-hand side and a paper-roll housing runs across the top. Full-keyboard adding machines worked by a side lever were standard office equipment from the early 1900s until electronic calculators replaced them in the second half of the twentieth century. This model captures tha…

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