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Babbage Difference Engine Keychain

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About This Design

Babbage Difference Engine Keychain

Drawing of part of Babbage's difference engine Harper's New Monthly Magazine Volume 0030 Issue 175 (December, 1864) illustrating the article "Recreations of a Philosopher".

Customer Reviews

4.6 out of 5 stars rating5.5K Total Reviews
4304 total 5-star reviews793 total 4-star reviews221 total 3-star reviews121 total 2-star reviews107 total 1-star reviews
5,546 Reviews
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Beautifully made, picture has excellent qualiry. I just love it! Thank you!
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By Joanne G.February 27, 2026 • Verified Purchase
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They are beautiful but the second batch the border was wider taking away from the picture.
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Tags

babbagecharles babbagesteampunkvictorianmathematicscomputersharpersillustrationscomputingvictorian era

Other Info

Babbage Difference Engine Keychain
Product ID: 146444651475334292
Designed on 2010-11-15, 8:24 a.m.
Rating: G