You have to really like slide rules to build your own, including the necessary artwork. Apparently [Dylan Thinnes] is a big fan, based on this project he began working on a few months back. The res… ...

I also have the less common circular and cylindrical slide rules. But I recently picked up a real oddity that I had to share: the Smarty Cat. It isn’t exactly a slide rule but it sort of is if ...

A 5-year-old girl choked to death when the drawstring on her coat hood got caught as she came down a circular slide. The accident occurred at Pittsfield Elementary School just minutes before Nancy ...

Featuring a handcrafted circular slide leading into a cool, refreshing pool, this jungle escape is the perfect blend of fun and traditional building techniques. Primitive Survival.

Rectilinear and circular slide rules were the most popular shapes. In the U.S., the biggest manufacturer was Keuffel & Esser (K&E). The company produced its last slide rule in 1979, which it donated ...

The Pilot Watch with Slide Rule features a circular slide rule that is “useful for units of measure conversions and multiplication/division problems” as well as for calculating time, ...

Gilson Slide Rule Company Description This twelve-page booklet was received with 1998.0119.01. It provides instructions for using the Midget circular slide rule manufactured by Gilson Slide Rule ...

This yellow aluminum circular slide rule has three clear plastic indicators, one blank. The other indicator on the front is marked in red to denote the C, CI, A, A F, L, F A, LL2, LL1, DS, DT, and M ...

The big circular slide rule they’re shipping with the watch is a great conversation piece for your desk and, if you’re an engineer or someone who wants to get their smartypants on at the ...

Younger generations simply have no clue what slide rules were used for. “The fact that many people don’t know what they are adds to their perceived value to us old folks,” says Frame.