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From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[7 February 1842]
Source of text:
RS:HS 14.241
Summary:

Thanks for letter of 3 December and for encouragement. Informs JH that 30 observatories participated in observation of winter solstice. Is beginning to study humans in their different relations.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
Henry Thomas De la Beche
Date:
7 Feb 1842
Source of text:
National Museum of Wales, Department of Natural Sciences (De la Beche)
Summary:

Asks De la Beche about variation among domesticated animals in Jamaica.

Contributor:
Darwin Correspondence Project