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Copy of a letter from Thomas Hurd to William J. Titford, 1815-06-05

Reference Code: GBR/0180/RGO 14/38: 286

Scope and Contents

From the Item:

Concerning a chart for finding longitude and a method of finding longitude by two proportional quadrants. Includes a letter of recommendation from the passengers and crew of HMS York where Titford's chart for longitude was tested on a voyage to Jamaica in 1813, as well as latitude and longitude figures from a voyage of HMS Mary Ann to Jamaica in 1822.


  • Creation: 1815-06-05


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 folio(s) (1 folio) : Paper

Language of Materials



Hurd, Thomas

Original geographic information

London [origination]

Finding aid date

2012-10-15 17:22:56+00:00


Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom