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Papers on the Paris-Greenwich Longitude, 1888 - 1889

Reference Code: GBR/0180/RGO 7/268

Scope and Contents

Observations for determining the difference in longitude of Paris and Greenwich, 1888, and papers on the latitude of Greenwich, 1889. There is an index listing the following sections:

1. 'Exchange of Signals, Greenwich Station FA, AA': a series of printed sheets containing chronometer observations at Paris and Greenwich.

2. 'Exchange of Signals, Greenwich Station AF, FF': a further series of chronometer exchanges.

3. 'Observations of Polar Stars, Greenwich Station'.

4. 'Observations of Polar Stars, Paris Station'.

5. 'Paris Station, Transits of Clock Stars'.

6. 'Greenwich Station, Transits of Clock Stars'.

7. 'Ephemeris of Stars'.

8. 'Paris Station, Observations of Clock Stars'.

9. 'Greenwich Station, Observations of Clock Stars'.

10. 'Experimental Reduction of French Observations to check French Reductions'.

11. 'Provisional Correction to Ephemeris'.

12. 'Ledgers for Correction to Ephemeris'.

13. 'Latitude of Greenwich 1899 July 6 to 31'.

14. 'Latitude of Greenwich with the French T.C.'


  • Creation: 1888 - 1889


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 volume(s) (1 volume)

Language of Materials


Finding aid date

2006-03-30 10:53:43+00:00

Includes index.



Repository Details

Part of the Cambridge University Library Repository

Cambridge University Library
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Cambridge CB3 9DR United Kingdom