File of correspondence on the system aspects of the first stage Prototype Oscillogyro
- Made:
- 1967-06-05-1969-01-31
- maker:
- Alford, Derek William and Ferranti International plc
File of correspondence, research notes and information documents compiled by D W Alford as a consultant on the continued development of the oscillogyro.
Details
- Identifier:
- 2022-235/6/2
- Access:
- Open access.
- copyright:
-
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