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Wearing the hobby
09-25-2016, 04:03 AM
Post: #2
RE: Wearing the hobby
Do analog calculators count? Here's my operational tie-clasp slide rule:

[Image: TieClaspSlideRule1tiny.jpg]

Unfortunately no trig or log scales though. Only multiply, divide, square root, and cube root.

http://WilsonMinesCo.com  (Lots of HP-41 links at the bottom of the links page, at http://wilsonminesco.com/links.html#hp41 )
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Messages In This Thread
Wearing the hobby - striegel - 09-25-2016, 01:45 AM
RE: Wearing the hobby - Garth Wilson - 09-25-2016 04:03 AM
RE: Wearing the hobby - striegel - 09-25-2016, 11:20 AM
RE: Wearing the hobby - Jim Horn - 09-25-2016, 05:18 AM
RE: Wearing the hobby - striegel - 09-25-2016, 04:07 PM
RE: Wearing the hobby - Mark Hardman - 09-25-2016, 06:23 PM
RE: Wearing the hobby - Massimo Gnerucci - 09-25-2016, 06:43 PM
RE: Wearing the hobby - rprosperi - 09-25-2016, 07:15 PM
RE: Wearing the hobby - Massimo Gnerucci - 09-25-2016, 07:52 PM
RE: Wearing the hobby - rprosperi - 09-25-2016, 10:54 PM



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