Double-telescope surveying level fitted with two bubble levels (horizontal & striding), unsigned, European, 1745-1755. Design allows double measurement without need for reversing the instrument.
Details
- Category:
- Surveying
- Object Number:
- 1955-302
- Materials:
- brass (copper, zinc alloy), glass, steel (metal) and alcohol
- Measurements:
-
overall: 160 mm x 480 mm x 165 mm,
- type:
- surveying level
- credit:
- Hodges, I.