Search: John Herschel in collection 
1820-1829::1827::01 in date 
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From:
Sir John Herschel
To:
Mario Gemmellaro
Date:
[11 January 1827]
Source of text:
RS:HS 8.94 & 20.244
Summary:

Sends his reasons for not writing. Includes results of his readings of Etna and observations of the comet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Davies Gilbert
Date:
[16 January 1827]
Source of text:
RS:HS 20.245
Summary:

Some R.S.L. business matters.

Contributor:
John Herschel Project