Q.125 J CAM-TYPE RADIAL PLAINMETER
A folder containing instructions for use and data for marking out brass templates for Special Allbrit Radial Planimeter (Square Root Type) U2339 J for use with Electroflo Charts D.R.50, D.R. 60 and 1071.
Details
- Extent:
-
10
240
360
- Identifier:
- STAN3/18/41
- Access:
- Open Access
- copyright:
-
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