Circular protractor 7 7/8 inch
- maker:
- Heath and Wing
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Circular protractor 7 7/8 inch, brass by Heath & Wing, London, mid 18th century, divided in degrees, and reading by vernier to 5 minutes
Details
- Category:
- Mathematics
- Object Number:
- 1919-5
- Materials:
- brass (copper, zinc alloy)
- Measurements:
-
overall: 10 mm 210 mm, 0.23 kg
- type:
- drawing instruments and circular protractors
- credit:
- Thomas H. Court
