Butenschon's elliptical trammels in box
Butenschon's elliptical trammels in box (defective) with instructions
Details
- Category:
- Mathematics
- Object Number:
- 1989-815
- type:
- curve drawing instruments and elliptical trammels
- credit:
- Laurent, O.
Butenschon's elliptical trammels in box (defective) with instructions