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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

  • 1770 - 1776

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

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

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