Search: 1820-1829 in date 
Herschel, John in correspondent 
Rigaud, Stephen Peter in correspondent 
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From:
Stephen Peter Rigaud
To:
Sir John Herschel
Date:
[26 February 1824]
Source of text:
RS:HS 14.336
Summary:

Cannot find observation of comet of 1759 in [James] Bradley's papers. Discusses eighteenth-century astronomical observations. Can send JH particulars if he wants them.

Contributor:
John Herschel Project
From:
Stephen Peter Rigaud
To:
Sir John Herschel
Date:
[18 March 1829]
Source of text:
RS:HS 14.337
Summary:

Has found information regarding [James] Bradley's observation of 1759 comet [see SR's 1824-2-26]. Will send copies if JH wants them. Discusses [James] South's concern for Bradley's observations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Stephen Peter Rigaud
Date:
[25 March 1829]
Source of text:
Bodleian Library, Oxford (C: RS:HS 21.44)
Summary:

Thanks SR for letter announcing SR's discovery of observation of comet of 1759 [see SR's 1829-3-18]. Asks SR to communicate information directly to [F. W.] Bessel. Will keep SR's letter confidential.

Contributor:
John Herschel Project
From:
Stephen Peter Rigaud
To:
Sir John Herschel
Date:
[26 May 1829]
Source of text:
RS:HS 14.338
Summary:

Releases JH from silence. Oxford University will publish portions of [James Bradley's] observations of comet of 1759 [see SR's 1829-3-18, 1829-3-25]. Never expected SR would trace and recover them.

Contributor:
John Herschel Project