Field's parallel rule
- manufacturer:
- W F Stanley and Company Limited
Field's parallel rule,18-inch boxwood and brass. "Registered Jany 1854. No.3549". "Capt. Field's improved"
Details
- Category:
- Mathematics
- Object Number:
- 1876-504
- type:
- rules (drawing) and parallel rules
- credit:
- W.F. Stanley and Company