311 DIAPHRAGM, EXTRACTOR
- PART OF:
- Tracings 300 - 420
- Made:
- 1946-07-09-1956-05-14
A folder containing a drawing and a tracing relating to an extractor diaphragm for use on the GS2 Canadian Theodolite and Railway Theodolite.
Details
- Extent:
-
10
240
360
- Identifier:
- STAN3/09/14
- Access:
- Open Access
- copyright:
-
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