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 one-sided, ten-inch wooden slide ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the late 19th and early 20th ...

Most people have heard of or seen slide rules, with older generations likely having used these devices in school and at their jobs. As purely analog computers these ingenious devices use precomputed ...

It is no secret that we like slide rules around the Hackaday bunker, and among our favorites are the cylindrical slide rules. [Chris Staecker] likes them, too, and recently even 3D printed a version.

DR. ALEXANDER RUSSELL'S remarks on the invention of the slide rule (NATURE, January 13, p. 307) are of great interest, particularly his reference to Seth Partridge. There can be no doubt that ...

Titaner's new Mix 3.0 ain't your average ruler. The clever dual-scale device boasts attributes such as an extendable measurement system, a measuring caliper, a magnetically retained pen, and a slide ...

IT is convenient to be able to check quickly whether the line of a slide rule cursor is accurately at right angles to the scale. We can test the correspondence of a number and its square, but if “log ...

While some (math-phobics) still may relish the simple beauty and non-threatening functionality of the abacus, there are those who have made the transition to more challenging computing gadgets—many ...