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1921 A Great Step Forward (Comptometer Brochure)
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Description
Illustrated, Publishers' Original Binding, Very Scarce
This very scarce brochure outlines the principles and benefits of the Comptometer, a pioneering key-driven mechanical calculator patented by American inventor Dorr Felt.
Including testimonials from various businesses and other users of the Comptometer.
With charming coloured illustrations by British artist and designer C. Lovat Fraser.
In the publisher's original illustrated wraps.
Undated, dated from a copy held at the Victoria and Albert Museum.
Condition
In the original illustrated wraps. Externally, with a few spots to the wrap, however still bright and pleasing, with minimal signs of edge wear. Internally, firmly bound. Pages are bright, with occasional spots.
Very Good Indeed
Delivery & payment
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