Search: Herschel, John in correspondent 
Barlow, Peter in correspondent 
1830-1839 in date 
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From:
Peter Barlow
To:
Sir John Herschel
Date:
[14 March 1830]
Source of text:
RS:HS 3.292
Summary:

Plan for the comparison of the strengths of variously sized telescopes.

Contributor:
John Herschel Project
From:
Peter Barlow
To:
Sir John Herschel
Date:
[22 March 1830]
Source of text:
RS:HS 3.293
Summary:

Outlining his scheme for the comparison of the strengths of various telescopes, which JH seems to have misunderstood.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Peter Barlow
Date:
[31 March 1830]
Source of text:
RS:HS 21.65
Summary:

Not interested in any contest of telescopes; will view objects desired by PB as they fit with JH's observational plans.

Contributor:
John Herschel Project
From:
Peter Barlow
To:
Sir John Herschel
Date:
[5 April 1830]
Source of text:
RS:HS 3.294
Summary:

Further regarding his projected comparison of telescopes. Did not realize that JH was still working on double stars.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Peter Barlow
Date:
[8 May 1830]
Source of text:
RS:HS 3.295 & 21.69
Summary:

Sending a list of the stars to be observed to test the strength of his telescope.

Contributor:
John Herschel Project
From:
Peter Barlow
To:
Sir John Herschel
Date:
[24 August 1830]
Source of text:
RS:HS 3.296
Summary:

Has examined the stars listed by JH with his telescope and gives the results of his observations.

Contributor:
John Herschel Project