Correspondence on magnetic instruments, 1912 - 1937
Scope and Contents
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.
- 1912 - 1937
Conditions Governing Access
1 bundle(s) (1 bundle)
Language of Materials
Former / Other Reference
Finding aid date
- From the Series: Dyson, Frank Watson, Sir, 1868 - 1939 (Knight, astronomer) (Person)