Case, for Struben's patent plotting protractor
- Object Number:
- 1948-234 Pt1
- type:
- instrument case
Plotting protractor (Struben's patent) made by Elliott Bros. engraved: "Elliott Bros
- Made:
- London
- maker:
- Elliott Brothers
Plotting protractor (Struben's patent) made by Elliott Bros. engraved: "Elliott Bros, London Struben's patent no.52" with case.
Details
- Category:
- Mathematics
- Object Number:
- 1948-234
- type:
- drawing instruments and semi-circular protractors
- credit:
- Institution of Civil Engineers
Parts
Plotting protractor, Struben's patent
- Object Number:
- 1948-234 Pt2
- type:
- drawing instruments and semi-circular protractors
