Ellipsograph, ebony and electrum, by W. & S. Jones, 30 Holborn, London
Details
- Category:
- Mathematics
- Object Number:
- 1985-798
- type:
- curve drawing instruments and ellipsographs
- credit:
- Delehar, P.
Ellipsograph, ebony and electrum, by W. & S. Jones, 30 Holborn, London