insider.si.edu

Concise Model 28 Circular 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 white plastic circular slide ...
The New York Times

Walter Shawlee, the Sovereign of Slide Rules, Is Dead at 73

Used by engineers for centuries, they were displaced by pocket calculators and all but forgotten until Mr. Shawlee created a subculture of obsessives and cornered the market. By Alex Traub For about ...
Hackaday

Retrotechtacular: Learning The Slide Rule The New Old Fashioned Way

Learning something on YouTube seems kind of modern. But if you are watching a 1957 instructional film about slide rules, it also seems old-fashioned. But Encyclopædia Britannica has a complete ...
insider.si.edu

Pickett N3-ES Duplex 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 ten-inch aluminum duplex linear ...