Glasgow
Subject
Subject Source: Local sources
Found in 2 Collections and/or Records:
Item
Letter from Thomas Johnstone to Lord Mulgrave, 1811-04-09
Item
Reference Code: GBR/0180/RGO 14/34: 158-159
Scope and Contents
Enclosing his proposal on simplifying lunar observations.
Dates:
1811-04-09
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
Thomas Johnstone on the change of the variations of the compass and discovery of the magnetic pole, 1822 - 1827
Item
Reference Code: GBR/0180/RGO 14/43: 394-400
Scope and Contents
From the File:
Correspondence regarding the effect of magnetic variation on the mariner's compass, the use of magnetic variation to establish longitude and the cause of magnetic variation.
Dates:
1822 - 1827
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).