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Herschel7869

From:
Henry Warburton
To:
Sir John Herschel
Date:
[17 November 1854]
Source of text:
RS:HS 18.73
Summary:

Approves of JH sharing HW's findings. HW on excellent terms with Augustus De Morgan. Suspects two integrals exist, one real and one imaginary, for P. S. Laplace's equation.

Contributor:
John Herschel Project

DCP-LETT-1602

From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
17 Nov [1854]
Source of text:
American Philosophical Society (Mss.B.D25.109)
Summary:

Asks JSH to inquire about drift-wood at Kerguelen Land.

Hooker’s observation on similarity of Kerguelen plant species to those of Tierra del Fuego strikes CD as a great anomaly, so he is searching for an answer, "however improbable".

Contributor:
Darwin Correspondence Project

Tyndall1004

From:
Lyon Playfair
To:
John Tyndall
Date:
17th Nov/54
Source of text:
MS JT/1/P/114; MS JT/1/TYP3/979, RI
Summary:

No summary available.

Contributor:
Tyndall Project

DCP-LETT-1603

From:
Charles Robert Darwin
To:
Walter Baldock Durrant Mantell
Date:
17 Nov 1854
Source of text:
Alexander Turnbull Library, National Library of New Zealand (Mantell papers, MS-Papers-0083-268)
Summary:

Requests authoritative information on erratic boulders and marks of glaciers in New Zealand, and especially in southern islands.

Contributor:
Darwin Correspondence Project
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