Proportional plotting scale with cursor
- Made:
- London
- manufacturer:
- J H Steward
This image is released under a CC BY-NC-SA 4.0
Licence
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LicenseProportional plotting scale with cursor, invented by P.L.A
Science Museum Group
© The Board of Trustees of the Science Museum
Proportional plotting scale with cursor, invented by P.L.A. Williams and made by J.H. Steward, Strand, London, in fitted box, plus instruction booklet
Details
- Category:
- Mathematics
- Object Number:
- 1986-590
- type:
- drawing instruments and drawing scales (plotting)
- credit:
- Steward, D.M.
