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International Slide Rule Museum
ISRM is dedicated to the Students, Educators, Scientists, and Engineers of the Past and Those Still Present, and to promoting the lost art of Numeracy by providing resources and slide rules for education and other historic institutions. As of 2023, ISRM is celebrating its 20th Anniversary!
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eBay Sales for Charity: International Slide Rule Museum
7 item(s) that benefit this charity
- Faber 2/82N Castell Duplex Log Log Slide Rule$75.00
- RARE Lot of Novotni Merchant/Weight Slide Rules and Factory Print Block c1920$10.00
- Schacht & Westerich Pocket Watch Slide Rule - Made in 1921 by W.Molter 6.5cm dia$150.00
- Fedra Log Log Closed Duplex Slide Rule - 1968 New Old Stock - Never Opened$24.95
- Pickett & Eckel Model 3 Vector Deci Log Log 1947 - Magnesium stock Rubber Sleeve$39.00
- British Artillery Slide Rule Mark VI 1917 J.A.Nicholl London Aluminum/Steel WWI$75.00
- Dietzgen 1735 Vector LL Hyperbolic Decitrig Maniphase Early Glass Cursor$34.00