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