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Trials of H4 and K1 and K3, 1770 - 1776

 Item
Reference Code: GBR/0180/RGO 4/312: 1-33

Scope and Contents

Comparison of Harrison 4 and Kendall I from 19 March 1770 until 15 February 1773, when Kendall I was not used. John Arnold's watch was used as a comparison from 27 July to 13 December 1774, and Kendall I was used once more from 1 August 1775. The Harrison 4 observations end on 1 September 1775. Kendall I and III are compared for 22 April - 11 June 1776.

Dates

  • Creation: 1770 - 1776

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

33 folio(s) (33 ff.) : Paper

Language of Materials

English

Finding aid date

2013-02-18 11:55:49+00:00

Repository Details

Part of the Cambridge University Library Repository

Contact:
Cambridge University Library
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Cambridge CB3 9DR United Kingdom