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William Cragg on longitude by a ship's reckoning, 1818 - 1828

 Item
Reference Code: GBR/0180/RGO 14/39: 52-72a

Scope and Contents

Eight letters from Cragg concerning his proposal for finding longitude by a ship's reckoning using a compass and charts, without the assistance of celestial lights or books of calculation. Includes charts for sailing [RGO 14/39: 53] and [RGO 14/39: 68v].

Dates

  • 1818 - 1828

Conditions Governing Access

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

22 folio(s) (22 ff.) : Paper

Language of Materials

English

Originator(s)

Cragg, William

Finding aid date

2011-12-07 18:33:30+00:00

Creator

Repository Details

Part of the Cambridge University Library Repository

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


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