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RGO Archives/RGO 5 contains:
<-- See earlier
3 Intervals of transit telescope wires
4 Observations of transits
5 Observations of transits
6 Observations of transits
7 Observations of transits
8 Observations of transits
9 Observations of transits
10 Observations of transits
11 Observations of transits
12 Observations of transits
13 Observations of transits
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Papers of John Pond

Title Observations of transits
Reference RGO 5/8
(former reference: A2/18)
Covering Dates 1821–1826
Extent and Medium 1 volume
Content and context

Original transit observations, 12 September 1821 - 24 June 1826, with phenomena of the Jovian satellites; adjustments to the transit clock and transit instrument; replacement of broken micrometer wires; eclipses of the Moon, 5 February 1822, 2 August 1822 and 10 July 1824; 'Observed Capt. Hatiers' light apparently about the size of the wire to the west of the meridian mark'; the pivot of the transit instrument repaired by Edward Troughton; meridian marks at Chingford and Blackwall; occultation of Saturn by the Moon; and occultations of Uranus by the Moon.

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Indexed

Index Terms
Chingford
London
Troughton, Edward (1753-1835) scientific instrument maker
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