The particular slide rule that Breitling uses contained features making a host of pilot-appropriate calculations possible.

If you want to make your own conventional cylindrical rule, [Chris] did the work for you already. Don’t know about slide rules at all? Maybe start here.

If you’ve never really learned why a slide rule works or you don’t know how to work one, you’ll find the explanation in the video very intuitive and enlightening.

I still use a slide rule. I find it very efficient, much more so than using a computer often times. But I find people at work constantly asking what that "funny looking ruler" is. A quick google ...

But slide rules can also handle multiplication and division, find square roots, and do other sophisticated calculations. For generations of engineers, technicians and scientists, the slide rule was an ...

Object Details maker C-Thru Ruler Company Description This single sheet of paper was received with 1988.0807.02. It describes how to read the scales for two inexpensive student slide rules, the pocket ...