3 ms·
More traditionally known as the slide rule: https://en.wikipedia.org/wiki/Slide_rule https://en.wikipedia.org/wiki/Slide_rule
by pkd 9y ago
More traditionally known as the slide rule: https://en.wikipedia.org/wiki/Slide_rule https://en.wikipedia.org/wiki/Slide_rule
- ThomaszKrueger 9y agoI still have my Faber-Castell slide rule, used it in college.