Pilkington Brothers Ltd
Organization
Found in 2 Collections and/or Records:
File
Correspondence on the Isaac Newton Telescope, 1946 - 1955
File
Reference Code: GBR/0180/RGO 9/127
Scope and Contents
Official and general correspondence, with related papers, regarding the design and finance of the Isaac Newton Telescope, including correspondence on the disk and glass; a letter from the Astronomer Royal to the Helwan Observatory, Egypt, 21 July 1947, regarding a large glass disk for the observatory's large reflector; correspondence with F.J. Hargreaves; a letter from the Astronomer Royal to the Director General of Observatories, New Delhi, 21 July 1947, regarding a large glass disk for the...
Dates:
1946 - 1955
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
File
Correspondence on the Schmidt Telescope, 1947 - 1957
File
Reference Code: GBR/0180/RGO 9/138
Scope and Contents
Correspondence regarding the proposed 25-36½-inch Schmidt Telescope for Dome C at Herstmonceux, including correspondence with Cox, Hargreaves and Thomson Ltd concerning the telescope; correspondence with Pilkington Bros. Ltd regarding glass disks for use on a Schmidt Telescope, 1947-1957; a photograph from Pilkington Bros. Ltd showing disk 22, 36¾-inch by 6 7/8-inch, after grinding, March 1951; a photograph from Pilkington Bros. Ltd showing disk 22, 37½-inch by 7¼-inch, before grinding, 17...
Dates:
1947 - 1957
Conditions Governing Access:
From the Management Group:
Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).
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