61 2A-2AV 2BD 2BE PLANIMETER, RADIAL (SQUARE ROOT TYPE)
- PART OF:
- Tracings 1 - 150
- Made:
- 1951-02-06-1960-07-03
A folder of drawings relating to a square root type radial planimeter.
Details
- Extent:
-
10
240
360
- Identifier:
- STAN3/07/049
- Access:
- Open Access
- copyright:
-
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