All About Slide Rules Book (PDF)
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01-02-2018, 11:13 AM
Post: #43
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RE: All About Slide Rules Book (PDF)
I prefer a circular slide rule. Concise has new manufactured models at their https://www.sliderule.tokyo/products/lis...gory_id=30 pages. Various collectors models are available at the http://www.sphere.bc.ca/test/circular.html pages.
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