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Letter to James Stuart Mackenzie

 File
Reference Code: GBR/0180/RGO 35/91

Scope and Contents

Undated photocopies of letters from Nevil Maskelyne to James Stuart Mackenzie:

(1) 19 August 1790, giving Mackenzie the rule for determining the time which the Moon's semi-diameter takes to pass the meridian, 2 pages.

(2) 2 November 1790, regarding the measurement of the distance of the Moon's east and west limit from the meridian, 3 pages.

(3) 4 November 1790, providing additional information on a method of observing the right ascension of the Moon using the equatorial instrument, 2 pages.

(4) 31 December 1790, describing Ramsden's method of determining the longitude of an observing site and discussing in detail the use of the equatorial instrument, 3 pages.







Creator

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).

Extent

10 page(s)

Language of Materials

English

Finding aid date

2007-01-25 14:09:58+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Contact:
Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom