Ruler for tacheometer, British, 1885-1895
- Object Number:
- 1890-55 Pt1
- type:
- instrument component and ruler - measuring device
Tacheometer with slide rule and components
- Made:
- 1885-1895 in Fleet Street
- maker:
- Troughton and Simms Limited
Tacheometer, 4-inch, by Troughton & Simms, London, with staff, slide rule and tables, 1885-1895. Sighting tube has been sectioned.
Details
- Category:
- Surveying
- Object Number:
- 1890-55
- type:
- tacheometer
- credit:
- Troughton and Simms Limited
Parts
Eyepiece for tacheometer, British, 1885-1895
- Object Number:
- 1890-55 Pt2
- type:
- instrument component and eyepiece
Staff, slide rule & tables for tacheometer, British, 1885-1895
- Object Number:
- 1890-55 Pt3
- type:
- instrument component and slide rule
Main part of tacheometer, British, 1885-1895
- Materials:
- ivory , brass (copper, zinc alloy) , glass , alcohol , steel (metal) and platinum (metal)
- Object Number:
- 1890-55 Pt4
- type:
- instrument component and tacheometer
