rolling parallel rule
Rolling parallel rule, brass straight edge with raised bar across centre and 2 rotating wheels. In wooden case with "B.G. Harris" written inside lid. 25 1/4"x3 3/4"x2"
Details
- Object Number:
- 1987-8476
- Materials:
- brass (copper, zinc alloy)
- Measurements:
-
overall: 25 1/4 in x 3 3/4 in x 2 in,
- type:
- rolling parallel rule