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From:
Charles Robert Darwin
To:
John Maurice Herbert
Date:
2 Jan [1856]
Source of text:
American Philosophical Society (Mss.B.D25.121)
Summary:

Thanks JMH for book of poems.

Recalls early days together. He cannot visit due to health.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
John Phillips
Date:
18 Jan [1856]
Source of text:
American Philosophical Society (Mss.B.D25.122)
Summary:

Discusses chapter [6] on cleavage and foliation in South America. Notes especially cleavage where two series cross and cleavage as basis of foliation in metamorphosed rock. Notes foliation in rocks that have been liquefied by heat. Mentions case described in his "Geology of the Falkland Islands" [Collected papers 1: 203–12]. Discusses relationship of cleavage to beds. Speculations on association between grauwacke and clay-slates.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Walter Elliot
Date:
23 Jan 1856
Source of text:
American Philosophical Society (Mss.B.D25.123)
Summary:

Requests WE’s measurements of tigers.

Asks about a work on domestic pigeons in an Eastern language. Will consult [Ayeen Akbery or, the institutes of the Emperor Akber, trans. from Persian by Francis Gladwin, 2 vols. (1777, 1800)].

Asks for specimen skins of domestic pigeons and poultry. [See Variation 1: 205.]

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Katharine Murray Horner; Katharine Murray Lyell
Date:
26 Jan [1856]
Source of text:
American Philosophical Society (Mss.B.D25.124)
Summary:

Suggests that J. E. Gray and/or G. R. Waterhouse might be willing to set her butterfly collection. Recommends that her children should collect their own butterflies.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Jean Louis Armand (Armand de Quatrefages) Quatrefages de Bréau
Date:
4 Jan [1856]
Source of text:
American Philosophical Society (Mss.B.D25.144)
Summary:

The information correspondent hopes to get from M.-J.-P. Flourens will be valuable.

CD is keeping all varieties of pigeons, poultry, ducks, etc. for his work on variation.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Leonard Horner
Date:
[1856–7]
Source of text:
American Philosophical Society (Mss.B.D25.)
Summary:

Thanks LH for memorandum [missing] by K. R. Lepsius.

Contributor:
Darwin Correspondence Project