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Haeckel, Ernst in correspondent 
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From:
Charles Robert Darwin
To:
Ernst Philipp August (Ernst) Haeckel
Date:
20 Sept 1874
Source of text:
Ernst-Haeckel-Haus (Bestand A-Abt. 1: 1–52/31)
Summary:

Thanks for 5th edition of his book [Natürliche] Schöpfungsgeschichte.

CD continues with his experiments on the digestive power of plants, which is much like that of mammals.

Is also preparing a revised edition of Descent.

Would welcome hearing more of his ideas about Pangenesis.

Postscript about Anthropogenie, which has just arrived. EH’s astonishing productivity.

Contributor:
Darwin Correspondence Project
From:
Ernst Philipp August (Ernst) Haeckel
To:
Charles Robert Darwin
Date:
26 Oct 1874
Source of text:
DAR 166: 62
Summary:

Thanks CD for Descent, 2d ed.

Comments on German edition of CD’s collected works.

Sales of his Anthropogenie [1874] in various countries.

Anticlericalism and progress of Darwinism in Germany.

Contributor:
Darwin Correspondence Project
From:
Ernst Philipp August (Ernst) Haeckel
To:
Charles Robert Darwin
Date:
20 Dec 1874
Source of text:
DAR 166: 63
Summary:

Discusses his Anthropogenie [1874]. Remarks on the tables.

Has CD received Friedrich von Hellwald’s Culturgeschichte [1875]?

Plans research trip to the Mediterranean.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Ernst Philipp August (Ernst) Haeckel
Date:
26 Dec 1874
Source of text:
Ernst-Haeckel-Haus (Bestand A–Abt. 1: 1–52/32)
Summary:

Comments on review of EH’s Anthropogenie [1874].

Mentions recent work of Huxley and other scientists.

Contributor:
Darwin Correspondence Project