




Circumferentor by J. Sisson of London, England, 1731-1770. Used by Henry Cavendish.
Details
- Category:
- Surveying
- Object Number:
- 1930-904
- Materials:
- brass, steel, needle, glass and case, mahogany
- type:
- circumferentor
- credit:
- Cavendish, Victor Christian William, ninth duke of Devonshire