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Herschel1508

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[5 March 1865]
Source of text:
APS B.D25.L.12 (C: RS:HS 11.438 & 24.98 & 24.99)
Summary:

Comments on why JH gave 239 degrees F as the temperature of space. Geological specimens may be given to the Geological Society or to the Jermyn Street Museum.

Contributor:
John Herschel Project

DCP-LETT-4794

From:
Charles Robert Darwin
To:
Charles Lyell, 1st baronet
Date:
25 Mar [1865]
Source of text:
American Philosophical Society (Mss.B.D25.307)
Summary:

Mentions Miss Buckley’s information on roosting in trees [see Variation 1: 181 n.].

Refers to Duke [of Argyll] and his Lamarckian view of change.

Roosting habits and behaviour of pigeons in Egypt.

Criticises Herbert Spencer’s works.

Has finished Elements; comments on Laurentian stages.

Remarks on his health

and forthcoming work [Variation].

Contributor:
Darwin Correspondence Project
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