Correspondence on the design of the PZT (Photographic Zenith Tube) at the RGO, 1943 - 1952
File
Reference Code: GBR/0180/RGO 43/23
Scope and Contents
Most of the correspondence is from D.S. Perfect. Gaps in the correspondence (for instance, no letters for 1944) suggest that a considerable amount of correspondence is missing or filed elsewhere.
Dates
- Creation: 1943 - 1952
Creator
- From the Series: Royal Observatory, Greenwich (Organization)
- From the Series: Royal Greenwich Observatory (Organization)
Conditions Governing Access
From the Series:
Part restricted. Much of this collection is as yet unprocessed. Requests to view unlisted material should be sent to els57@cam.ac.uk. Access to files RGO 43/78-81 is restricted until 80 years from the date of creation under the terms of the Data Protection Act 2018.
Extent
1 folder(s)
Repository Details
Part of the Cambridge University Library Repository
Contact:
Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom
Map Dept enquiries: maps@lib.cam.ac.uk
all other enquiries: mss@lib.cam.ac.uk
Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom
Map Dept enquiries: maps@lib.cam.ac.uk
all other enquiries: mss@lib.cam.ac.uk