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LicensePaper calculating ready reckoner rule with cardbpoard case by
Science Museum Group
© The Board of Trustees of the Science Museum
Paper calculating ready reckoner rule with cardbpoard case by Paper Facts & Figures Limited
Details
- Category:
- Mathematics
- Object Number:
- 1998-461
- Measurements:
-
overall: 10 x 300 x 60 mm
- type:
- ready reckoner (paper)
- credit:
- Mr J.C. Michie
