Q.125 P CAM-TYPE RADIAL PLANIMETER
A folder containing instructions for use, drawings and data for marking out brass templates relating to Special Allbrit Radial Planimeter (Square Root Type) U2339 F for use with S&M London meter circular record chart No. OP2750.
Details
- Extent:
-
10
240
360
- Identifier:
- STAN3/18/46
- Access:
- Open Access
- copyright:
-
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