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Correspondence on magnetic instruments, 1912 - 1937

Reference Code: GBR/0180/RGO 8/42

Scope and Contents

Miscellaneous correspondence regarding matters relating to magnetic instruments, including the following material:

Correspondence with Adam Hilger Ltd regarding a quartz-fibre vertical force magnetograph, 1920-1924.

Miscellaneous correspondence relating to the repair, purchase and testing of magnetic instruments, 1923-1937, including the repair of Elliot Magnetometer No. 75 by Elliott Bros., the testing of the Shuster-Smith Magnetometer for Abinger, the return to the Royal Observatory of Magnetometer No. 161, and the ordering of a galvanometer from the Cambridge Instrument Co.

Correspondence with the Cambridge Instrument Co. regarding a new magnetograph and reordering mechanism for the new Magnetic Pavilion, 1912-1916.

Correspondence with the Admiralty regarding equipment for a new Magnetic House, contracts, estimates and costs, 1913-1914.

Correspondence with the Cambridge Instrument Co concerning the supply of quartz-fibres for the suspension of a declination magnet, 1913.

Correspondence regarding tungston-wire suspension for magnetometers, 1914.

Correspondence regarding the deflection bar of a high frequency magnetometer sent for testing to the National Physical Laboratory, 1914.

Correspondence on the loan of a Watson Quartz Fibre V.F. Magnetograph from Eskdalemuir and its repair at the Imperial College of Science and Technology, London, 1915-1916.

Correspondence with Adam Hilger Ltd regarding a convex lens and plane quartz mirror loaned from Eskdalemuir, 1915-1916.

Correspondence with John Grundy regarding a drawing of apparatus for keeping the temperature constant in the new Magnetic Pavilion, 1916.


  • Creation: 1912 - 1937


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 Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (


1 bundle(s) (1 bundle)

Language of Materials


Former / Other Reference


Finding aid date

2006-04-24 14:56:45+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
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Cambridge CB3 9DR United Kingdom