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Text Online
From:
Carlo Matteucci
To:
Michael Faraday
Date:
20 September 1844
Source of text:
Bianchi (1874), 112
Summary:

No summary available.

Contributor:
Faraday Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[20 September 1844]
Source of text:
TxU:H/M-0520.14; Reel 1093
Summary:

Received letter from J. H. Lefroy in Athabasca [Canada]. Extract of C. J. B. Riddell's winter magnetic operations and summer plans along Red River.

Contributor:
John Herschel Project