Parallel Rule
- Made:
- Tokyo
Parallel Rule, Japanese, signed `T.Tamaya. Tokyo', with an engraved anchor above Japanese characters(3), steel, 21 inches overall, with one arm divided every degree, in a fitted wooden box, the lid marked with the anchor and Japanese characters
Details
- Category:
- Mathematics
- Object Number:
- 1991-60
- type:
- rules (drawing) and parallel rules
- credit:
- Tesseract
