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Churchman, John, 1753 - 1805 (mathematician)

 Person

Found in 2 Collections and/or Records:

 Item

John Churchman on magnetic variation and finding the longitude, 1787 - 1804

 Item
Reference Code: GBR/0180/RGO 14/42: 56-141
Scope and Contents From the File:

Correspondence regarding the effects of magnetic variation on the mariner's compass, the use of magnetic variation to establish longitude and the cause of magnetic variation.

Dates: 1787 - 1804
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).
 Item

Memorials and letters from John Churchman regarding his principles of magnetic variation, 1789 - 1802

 Item
Reference Code: GBR/0180/RGO 14/11: 96-106
Scope and Contents From the File:

Miscellaneous petitions and memorials making requests of the Board of Longitude.

Dates: 1789 - 1802
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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