Skip to main content

Papers on the galvanic longitude of Brussels, 1853

Reference Code: GBR/0180/RGO 6/634

Scope and Contents

Correspondence and papers regarding the determination of the longitude of Brussels by observing set stars and taking the difference between the local time and Greenwich Time received by telegraphic signal. The material includes Airy's paper 'Difference of longitude between the Observatories of Brussels and Greenwich as determined by galvanic signals'; a similar piece for 'The Athenaeum'; instructions to those involved and to the Submarine and European Telegraph Company; comparisons of the observations of galvanic signals made by different observers, with an abstract of the comparisons; compared clock times at Greenwich and Brussels; papers on the formation of Greenwich sidereal times and abstracts; and comparisons of sidereal times at Brussels and Greenwich. The papers include correspondence with J.C. Clark, E. Dunkin, L.A. Quetelet and E. Sabine.


  • Creation: 1853


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 archive box(es) (1 box)

Language of Materials


Former / Other Reference


Finding aid date

2006-01-06 11:52:54+00:00

Includes index.

Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
West Road
Cambridge CB3 9DR United Kingdom