Demonstration of the principle of survey levelling
- Made:
- 1970-1975
Demonstration of the principle of survey levelling
Details
- Category:
- Surveying
- Object Number:
- 1998-231
- Materials:
- brass, glass and wood
- Measurements:
-
overall: 11.6142 x 20.0787 x 3.5433 in.; 29.5 x 51 x 9 cm
- type:
- levelling demonstration
- credit:
- Science Museum. Circulation Dept.