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kyle@mastodon.kylerank.in

@kyle@mastodon.kylerank.in

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In honor of Pi Day, here's a video of a Marchant Silent Speed electromechanical calculator from the 1940s approximating Pi (355 / 113).

K kyle@mastodon.kylerank.in

In honor of Pi Day, here's a video of a Marchant Silent Speed electromechanical calculator from the 1940s approximating Pi (355 / 113).
#piday #antiquecalculator

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