1A50.40 - Analog Calculator
Show and tell the item you wish to discuss.
- Robert E. Chesley, "Pointed Remarks about a Slip-Shod Situation", TPT, Vol. 3, # 3, March 1965, p. 116.
- Thomas B. Greenslade Jr., Picture and Notes in AJP, AJP, Vol. 71, #9, Sept. 2003, p. 902.
- Corinne Iozzio, "How Smart Is Your AI?" Popular Science, Feb. 2015, p. 19.
- Dave Prochnow, "Go Analog With a Resistance-Based Calculator", Popular Science, August 2014, p. 79.
- Edwin Tacher, Keuffel & Esser Co., Directions for using Thacher's Calculating Instrument, 1914.
- Gerardl'e Turner, "Nineteenth-Century Scientific Instruments", Drawings and Calculations, p. 289.
- "Who Invented the Slide Rule", Science Supplement, How It Works, Spring 2001, p. 199.
- "How to Use the Globemaster Plastic Slide Rule No., 62200".
- Maurice L. Hartung, "How to Use Basic Slide Rules", Pickett Inc.
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