G.73 [12" & 18" scales for use with ALLBRIT Drafting M/Cs]
- Made:
- 1969-09-29
A drawing showing markings on 12" & 18" scales for use with ALLBRIT Drafting M/Cs.
Details
- Extent:
-
330
210
- Identifier:
- STAN3/03/32
- Access:
- Open Access
- copyright: