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Barlow, Peter in correspondent 
Herschel, John in addressee 
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1830-1839::1830::03 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
Document type
Transcription available