Case for Beck's patent protractor
Mahogany case for Beck's patent protractor; brass; 13 3/16" x 4 1/2" x 1 5/8"
- Materials:
- mahogany
- Object Number:
- 1917-88 Pt1
- type:
- instrument case
- Image ©
- The Board of Trustees of the Science Museum
Beck's patent protractor
Beck's patent protractor; brass; in mahogany case 13 3/16" x 4 1/2" x 1 5/8"
Details
- Category:
- Mathematics
- Object Number:
- 1917-88
- type:
- drawing instruments and circular protractors
- credit:
- Thomas H. Court
Parts
Beck's patent protractor; brass
Beck's patent protractor; brass, 13 3/16" x 4 1/2" x 1 5/8"
- Materials:
- brass (copper, zinc alloy)
- Object Number:
- 1917-88 Pt2
- type:
- drawing instruments and circular protractors
- Image ©
- The Board of Trustees of the Science Museum
