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DCP-LETT-1305

From:
Charles Robert Darwin
To:
James Dwight Dana
Date:
24 Feb [1850]
Source of text:
Yale University Library: Manuscripts and Archives (Dana Family Papers (MS 164) Series 1, Box 2, folder 43)
Summary:

Regrets delay in sending pamphlets for JDD.

Thanks him for information concerning cirripedes.

Sends thanks to Charles Pickering for information about plant distribution.

Discusses boring species of cirripedes.

Believes Harry D. S. Goodsir mistaken about parasites on Balanus ["Observations on organs of generation in Crustacea", Edinburgh New Philos. J. 36 (1843–4): 183–6]. In fact parasites are the males of the species.

Contributor:
Darwin Correspondence Project

Herschel7850

From:
Henry Warburton
To:
Sir John Herschel
Date:
[24 February 1850]
Source of text:
RS:HS 18.54
Summary:

Admires chimes analogy in JH's 'On Circulating Functions' [1818]. Resumed interest in partitions of numbers in development of periodic functions. Finds JH's method superior. Encourages him to publish it. WH and Augustus De Morgan developed original method, which WH erred in attributing to Leonhard Euler. De Morgan's paper to Cambridge [Philosophical] Society demonstrates theorem leading to proof of Euler's theorem.

Contributor:
John Herschel Project
Text Online

HENSLOW-1088

From:
J. S. Henslow
To:
Thomas Martin
Date:
24 February 1850
Source of text:
Bury St Edmunds Public Record Office FL586/13/1: 35
Summary:

No summary available.

Contributor:
Henslow Correspondence Project
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