Search: Herschel, John in correspondent 
Cranch, J[oseph] in correspondent 
John Herschel Project in contributor 
1840-1849 in date 
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From:
J[oseph] Cranch
To:
Sir John Herschel
Date:
[1 September 1842]
Source of text:
RS:HS 5.370
Summary:

Would like JH's views on the suitabilities of the various makes of telescopes for their observatory.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
J[oseph] Cranch
Date:
[1842-9-1 or later]
Source of text:
RS:HS 5.371 (C: RS:HS 25.13.18)
Summary:

Does not feel qualified to judge the merits of the various makes of telescopes. Suggests that the Astronomer Royal may be able to help or one of the other observatories.

Contributor:
John Herschel Project