Rolling parallel 9-inch rule, made by Thomas Underhill.
Details
- Category:
- Mathematics
- Object Number:
- Y1987.241.3.2
- Materials:
- wood (unidentified) and ivory
- Measurements:
-
overall: 17 mm x 239 mm x 49 mm,
- credit:
- Purchased From Prudential Fine Art Auctioneers
