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LicenseBrass folding conversion rule graduated with scales for 12 3/4
Science Museum Group
© The Board of Trustees of the Science Museum
Brass folding conversion rule graduated with scales for 12 3/4 French inches and 25 centimetres, c.1800.
Details
- Category:
- Weighing & Measuring
- Object Number:
- 1997-1861
- Materials:
- brass
- Measurements:
-
open: 2.5 x 325 x 12 mm
closed: 2.5 x 165 x 12 mm
- type:
- folding rule and conversion rule
- credit:
- Tesseract