Diagrams of the drive system of the Photographic Zenith Tube (PZT), together with a 'Brief description of the PZT time equipment, undated [c.1955-1984]
Item
Reference Code: GBR/0180/RGO 43/196
Scope and Contents
Comprises two diagrams. The papers are undated.
Dates
- Creation: undated [c.1955-1984]
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
4 page(s)
Repository Details
Part of the Cambridge University Library Repository
Contact:
Cambridge University Library
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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