Johnstone, Thomas, fl1803 - 1827 (petitioner to the Board of Longitude)
Person
Found in 12 Collections and/or Records:
Item
Drawing by Thomas Johnstone, 1808-03-03
Item
Reference Code: GBR/0180/RGO 14/40: 300
Scope and Contents
Drawing of an instrument for ascertaining longitude at sea by observing the pointers of the Great Bear. Sent from Millton by Dumbarton.
Dates:
1808-03-03
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
Letter and proposal sent from Thomas Johnstone to the Admiralty, 1806-04-24
Item
Reference Code: GBR/0180/RGO 14/38: 249-250
Scope and Contents
From the Item:
Four letters and a proposal.
Dates:
1806-04-24
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).
Found in:
Cambridge University Library
/
Royal Greenwich Observatory Archives
/
Papers of the Board of Longitude
/
Correspondence regarding methods and instruments used to establish longitude and the use of chronometers at sea
/
Thomas Johnstone's instrument for finding longitude by an observation of the Sun
Item
Letter from Thomas Johnstone concerning errors in longitude and latitude, 1806-09-06
Item
Reference Code: GBR/0180/RGO 14/41: 15-17
Scope and Contents
From the File:
Correspondence regarding methods for establishing latitude.
Dates:
1806-09-06
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
Letter from Thomas Johnstone to Lord Mulgrave, 1807-08-19
Item
Reference Code: GBR/0180/RGO 14/36: 203-204
Scope and Contents
From the Item:
Five letters and a proposal on finding longitude by using the sun's bearing and by the lowest ascension of the pointers encircling the Pole.
Dates:
1807-08-19
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
Letter from Thomas Johnstone to Lord Mulgrave, 1807-09-08
Item
Reference Code: GBR/0180/RGO 14/36: 205-206
Scope and Contents
Enclosing a drawing of a quarter of the globe marked with lines of latitude, the tangents of the meridian, and variations of the compass.
Dates:
1807-09-08
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
Letter from Thomas Johnstone to the Admiralty, 1806-01-25
Item
Reference Code: GBR/0180/RGO 14/38: 243-244
Scope and Contents
From the Item:
Four letters and a proposal.
Dates:
1806-01-25
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).
Found in:
Cambridge University Library
/
Royal Greenwich Observatory Archives
/
Papers of the Board of Longitude
/
Correspondence regarding methods and instruments used to establish longitude and the use of chronometers at sea
/
Thomas Johnstone's instrument for finding longitude by an observation of the Sun
Item
Letter from Thomas Johnstone to the Admiralty, 1806-02-06
Item
Reference Code: GBR/0180/RGO 14/38: 245-246
Scope and Contents
From the Item:
Four letters and a proposal.
Dates:
1806-02-06
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).
Found in:
Cambridge University Library
/
Royal Greenwich Observatory Archives
/
Papers of the Board of Longitude
/
Correspondence regarding methods and instruments used to establish longitude and the use of chronometers at sea
/
Thomas Johnstone's instrument for finding longitude by an observation of the Sun
Item
Letter from Thomas Johnstone to the Admiralty, 1806-03-03
Item
Reference Code: GBR/0180/RGO 14/38: 247-248
Scope and Contents
From the Item:
Four letters and a proposal.
Dates:
1806-03-03
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).
Found in:
Cambridge University Library
/
Royal Greenwich Observatory Archives
/
Papers of the Board of Longitude
/
Correspondence regarding methods and instruments used to establish longitude and the use of chronometers at sea
/
Thomas Johnstone's instrument for finding longitude by an observation of the Sun
Item
Letter from Thomas Johnstone to the Board of Longitude, 1805-11-07
Item
Reference Code: GBR/0180/RGO 14/40: 298-299
Scope and Contents
Concerning his proposed method of finding longitude by taking the distance from the sun. Sent from Dumbarton.
Dates:
1805-11-07
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
Letter from Thomas Johnstone to the Board of Longitude, 1806-10-29
Item
Reference Code: GBR/0180/RGO 14/36: 198-199
Scope and Contents
From the Item:
Five letters and a proposal on finding longitude by using the sun's bearing and by the lowest ascension of the pointers encircling the Pole.
Dates:
1806-10-29
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
Letter from Thomas Johnstone to the Board of Longitude, 1807-10-31
Item
Reference Code: GBR/0180/RGO 14/36: 207-208
Scope and Contents
Includes illustrated instructions for taking the distance of celestial objects from each other, and their bearings from the ship.
Dates:
1807-10-31
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
Letter from Thomas Johnstone to William Marsden, 1807-06-20
Item
Reference Code: GBR/0180/RGO 14/36: 202
Scope and Contents
From the Item:
Five letters and a proposal on finding longitude by using the sun's bearing and by the lowest ascension of the pointers encircling the Pole.
Dates:
1807-06-20
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).