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From:
Joseph Nicolas Nicollet
To:
Sir John Herschel
Date:
[17 December 1827]
Source of text:
RS:HS 13.138
Summary:

Outlines the difficulties he has had to return JH's actinometer. Gives details of his observations in the Alps. Comments on the chronometer used.

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[17 December 1827]
Source of text:
RS:HS 16.236
Summary:

Apologizes for controversy at meeting with James South over the transit circle.

Contributor:
John Herschel Project