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Astronomical observations and reductions, 1767 - 1773

Reference Code: GBR/0180/RGO 4/296

Scope and Contents

Astronomical reductions and observations, including an eclipse of 25 June 1767; the Sun's place and an eclipse at Greenwich, 3 June 1769; an extract from a letter by Captain Wallis, 20 June 1771; and an account of experiments carried out on board the vessel 'Carcass' on a voyage to the north pole with Captain Phipps. The observations were made on 3 June - 10 July 1772 for latitude and longitude as determined by Arnold's chronometer and Kendall's watch. Other experiments were performed on magnetic variation and dip, temperature at different depths in the oceans and lunar observations.


  • Creation: 1767 - 1773


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 envelope(s) (1 envelope)

Language of Materials


Former / Other Reference


Finding aid date

2005-11-07 15:09:51+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