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From:
Sir John Herschel
To:
Stephen Peter Rigaud
Date:
[25 March 1829]
Source of text:
Bodleian Library, Oxford (C: RS:HS 21.44)
Summary:

Thanks SR for letter announcing SR's discovery of observation of comet of 1759 [see SR's 1829-3-18]. Asks SR to communicate information directly to [F. W.] Bessel. Will keep SR's letter confidential.

Contributor:
John Herschel Project
From:
William Whewell
To:
Sir John Herschel
Date:
[25 March 1829]
Source of text:
RS:HS 18.180
Summary:

Asks JH for advice on a table designed to show the relation between the chemical elements and the known minerals. Asks JH about various problems relating to determining chemical formulas.

Contributor:
John Herschel Project