Due to the grief I was giving due to a video I posted that was a re post (For which I apologized). I decided to post this, which after numerous attempts to find this video I have concluded this is NOT a re-post. For you mechanical minded people and numberphiles I hope you enjoy.
Tags: Curta, Mechanical, Calculator, original, post, numberphile
Location: Lemoyne, Pennsylvania, United States (load item map)
Marked as: featured
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