Rolling parallel 9-inch rule, made by Thomas Underhill.
Details
- Category:
- Mathematics
- Object Number:
- Y1987.241.3.2
- Materials:
- ivory and wood (unidentified)
- taxonomy:
-
- furnishing and equipment
- measuring device - instrument
- ruler - measuring device
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Data in the title, made, maker and details fields are released under Creative Commons Zero
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