Transit instrument of 3-inch aperture and focal length of 42 inches
Transit instrument of 3-inch aperture and focal length of 42 inches, with striding level by Dollond. This Royal Society instrument was used by Captain Kater for his experiments on the pendulum at the principal stations of his trigonometrical survey.
- Materials:
- glass and brass (copper, zinc alloy)
- Object Number:
- 1900-137 Pt2
- type:
- instrument component and transit instrument