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Photos of Mechanical Calculator Internals
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Photos of Mechanical Calculator Internals
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Photos of Mechanical Calculator Internals
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11-14-2014, 06:50 AM
Post: #2
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RE: Photos of Mechanical Calculator Internals
The cost of designing and tooling up to build those had to be staggering!
http://WilsonMinesCo.com (Lots of HP-41 links at the bottom of the links page, http://wilsonminesco.com/links.html ) |
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Photos of Mechanical Calculator Internals - Les Bell - 11-14-2014, 05:21 AM
RE: Photos of Mechanical Calculator Internals - Garth Wilson - 11-14-2014 06:50 AM
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