Ebony pantograph 24 inches by Benjamin Martin
Ebony pantograph 24 inches by Benjamin Martin, with brass pillars and castors, divided on ivory.
- Measurements:
-
overall: 550 mm x 685 mm x 115 mm,
- Materials:
- brass (copper, zinc alloy) , ivory and cotton (textile)
- Object Number:
- 1909-168 Pt1
- type:
- scaling drawing instruments and pantographs