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Philpp Matthäus Hahn's calculator (youtu.be)
submitted 1 month ago by Euler_eix@lemmy.world to c/math@lemmy.world
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[-] solrize@lemmy.world 1 points 1 month ago

Demonstration of an 18th century brass hand cranked mechanical calculator, maybe a forerunner of the Curta. Very nice. I like the music too. Very dissonant for something that old, if it's from then. I wonder what it is.

this post was submitted on 13 Oct 2024
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