Calliper by Helios
Calliper by Helios, used for measuring radiographs, 1970-1979.
- Measurements:
-
overall: 10 mm x 280 mm x 110 mm,
- Materials:
- steel (metal) , brass (copper, zinc alloy) , glass and metal (unknown)
- Object Number:
- 1996-392/19/2
- type:
- calliper