Coggeshall slide rule
A slide rule for timber measurement, invented by Henry Coggeshall in 1677.
The Coggeshall slide rule, also called a carpenter's slide rule, was a measuring tool designed by Henry Coggeshall in 1677. It was the first slide rule to see practical use outside of mathematical study, remaining popular for several centuries. The rule consisted of two foot-long rulers arranged in various ways, most commonly with one sliding within a groove in the other. It was used to measure dimensions, surface area, and volume of timber.
Quick Facts
- Inventor
- Henry Coggeshall
- Year of invention
- 1677
- Alternative name
- carpenter's slide rule
- Length of each ruler
- 1 foot (30 cm)
Facts from the source article.
More in English Inventions
Spotted an error? Know more?
Reader corrections go straight into our review queue. Suggest an edit · How this site is sourced
Comments
Loading…