Keystem (nonzero) for Monroe K- or KA-series calculators by robertbaruch 3d model
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Keystem (nonzero) for Monroe K- or KA-series calculators by robertbaruch

Keystem (nonzero) for Monroe K- or KA-series calculators by robertbaruch

by Thingiverse
Last crawled date: 3 years, 4 months ago
This is a keystem for Monroe K- or KA-series mechanical calculators, which were manufactured between 1920 and 1928. The keystem for the zero digit is different than this, but if you have a metal brake then you can bend this to make the zero keystem (see instructions).

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