Surveyor's 12-inch folding rule, by Humphrey Cole, brass, signed and dated 1574
Surveyor's 12 inch folding rule by Humfrey Cole, 1574. Humfrey Cole (1530?-1591) was one of the first craftsman of the English instrument-making trade, which became established in the 16th century. This instrument is a surveyor's compendium. When fitted with sights it can be used to measure and draw land surveys to scale. On the reverse it carries mathematical tables, a quadrant, and a sundial. It would have been bought by a gentleman or wealthy practitioner keen to demonstrate his mathematical skill.
overall - closed: 4 x 340 x 60 mm
overall - open: 4 x 56 x 630 mm
- surveyor's rule
- furnishing and equipment
- measuring device - instrument
- ruler - measuring device
- Permanent collection
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