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General Foods Profit Calculator Slide Rule

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This 9-1/2 inch paper linear slide ...
EDN

Calculators and Computers too Fast for You? How About a Brand New $29 Slide Rule?

Are you tiring of living life in the fast lane? Do you long for a different way to calculate those component values? Do it like it’s 1959 (or 1969 even!) with the new $29, 12.5-inch ThinkGeek Student ...
insider.si.edu

Ray Taulbot's Pace Calculator Linear Slide Rule

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This rectangular white plastic slide ...