From Ernst Haeckel 6 June 1875
Summary
Comments on Fritz Schultze, Kant und Darwin [1875].
Describes recent activities.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 6 June 1875 |
Classmark: | DAR 166: 64 |
Letter no: | DCP-LETT-10012 |
From Ernst Haeckel 7 November 1875
Summary
Thanks CD for Climbing plants and Insectivorous plants.
Discusses his research on phylogeny. Results described in "Die Gastrula und die Eifurchung der Tiere" [Jena. Z. Naturw. 9 (1875): 402–508].
Describes newly discovered coral.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 7 Nov 1875 |
Classmark: | DAR 166: 65 |
Letter no: | DCP-LETT-10246 |
From Ernst Haeckel 13 January 1876
Summary
Sends copy of Arabische Korallen [1876].
Comments on reception of his paper on "Gastrula" [see 10012].
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 13 Jan 1876 |
Classmark: | DAR 166: 66 |
Letter no: | DCP-LETT-10356 |
From Ernst Haeckel 31 January and 1 February 1876
Summary
Thanks CD for comments on Arabische Korallen [1876].
Comments on Monoenia darwinii [?] as a primitive sponge.
Discusses criticisms of CD’s theory by K. E. von Baer ["Über Darwin’s Lehre", in Reden 2 (1876): 235–480].
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 31 Jan and 1 Feb 1876 |
Classmark: | DAR 166: 67 |
Letter no: | DCP-LETT-10375 |
From Ernst Haeckel 9 May 1876
Summary
Sends Die Perigenesis der Plastidule [1876]. Comments on CD’s theory of Pangenesis. Explains his own theory of Perigenesis.
Returns Webb and Berthelot, Îles Canaries; Géographie botanique [1840].
Describes work on 3d ed. of Anthropogenie.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 May 1876 |
Classmark: | DAR 166: 68 |
Letter no: | DCP-LETT-10501 |
From Ernst Haeckel 30 December 1876
Summary
Describes new journal, Kosmos, to be edited by Ernst Krause. Asks CD to lend his name to journal.
Has sent Anthropogenie, 3d ed.
Will send his study [Biologische Studien, pt 2: Studien zur Gastraea-theorie (1877)] in January.
Thanks CD for hospitality at Down.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 30 Dec 1876 |
Classmark: | DAR 166: 69 |
Letter no: | DCP-LETT-10738 |
From Ernst Haeckel 9 February 1877
Summary
Sends birthday wishes. Album of photographs from German admirers has been sent.
Plans trip to Mediterranean.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 Feb 1877 |
Classmark: | DAR 166: 70 |
Letter no: | DCP-LETT-10835 |
From Ernst Haeckel 9 February 1878
Summary
Sends birthday wishes.
Discusses his work on the Challenger [expedition] Radiolaria.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 Feb 1878 |
Classmark: | DAR 166: 71 |
Letter no: | DCP-LETT-11348 |
From Ernst Haeckel 9 February 1879
Summary
Sends birthday wishes.
Comments on progress of CD’s theory in Germany. Mentions opposition of Rudolf Virchow and his reply Freie Wissenschaft und freie Lehre [1878].
Describes research trip to Brittany and Normandy.
Research on Challenger Radiolaria.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 Feb 1879 |
Classmark: | DAR 166: 72 |
Letter no: | DCP-LETT-11865 |
From Ernst Haeckel 12 July 1879
Summary
Thanks CD for comments on Freie Wissenschaft und freie Lehre [1878].
Describes work on Medusae.
Describes work on Challenger Radiolaria and publication plans.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 12 July 1879 |
Classmark: | DAR 166: 73 |
Letter no: | DCP-LETT-12148 |
From Ernst Haeckel 30 August 1879
Summary
Accepts invitation to visit Down.
Describes travel plans in Scotland.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 30 Aug 1879 |
Classmark: | DAR 166: 75 |
Letter no: | DCP-LETT-12205 |
From Ernst Haeckel 3 September 1879
Summary
Arranges to visit Down.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 3 Sept 1879 |
Classmark: | DAR 166: 74 |
Letter no: | DCP-LETT-12215 |
From Ernst Haeckel 9 February 1880
Summary
Sends birthday wishes.
Discusses work on Medusae.
Recalls visit to Down.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 Feb 1880 |
Classmark: | DAR 166: 76 |
Letter no: | DCP-LETT-12467 |
From Ernst Haeckel 9 February 1881
Summary
Sends birthday wishes.
Comments on Movement in plants.
Sends System der Ascrapeden [1880].
Describes work on Challenger Medusae.
Comments on success of CD’s theory.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 Feb 1881 |
Classmark: | DAR 166: 77 |
Letter no: | DCP-LETT-13043 |
From Ernst Haeckel 21 June 1881
Summary
Plans visit to Ceylon.
Describes rejection of his application for funds by Berlin Academy. Asks about possibility of obtaining support in England. Is writing to Lubbock and Huxley about it.
Hopes that new microscope from Zeiss is satisfactory. Ernst Abbe selected lenses.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 21 June 1881 |
Classmark: | DAR 166: 78 |
Letter no: | DCP-LETT-13213 |
From Ernst Haeckel 1 July 1881
Summary
Thanks CD for offer of financial support. Discusses application for funds for Ceylon trip.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 1 July 1881 |
Classmark: | DAR 166: 79 |
Letter no: | DCP-LETT-13228 |
From Ernst Haeckel 2 January 1864
Summary
Returns letter mailed by mistake [see 4361].
Hopes CD will accept gift of his Radiolarien [Die Radiolarien, 2 vols. (1862)].
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 2 Jan 1864 |
Classmark: | DAR 166: 36 |
Letter no: | DCP-LETT-4377 |
From Ernst Haeckel 9 [July 1864]
Summary
No book has made such a powerful impression on EH as the Origin. Most older German scholars opposed to it, but number of supporters growing among the young. Fortunately strength of religious dogmas now small among educated Germans. Situation in Jena especially favourable. Defended CD’s theory last year at Congress of German Scientists in Stettin.
Intends special study of jellyfish.
Plans general work on natural history.
Hard fate [death of Anna Sethe Haeckel] has made EH indifferent to criticism.
Colleagues August Schleicher and Carl Gegenbaur also convinced by CD’s theory.
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 9 [July 1864] |
Classmark: | DAR 166: 35 |
Letter no: | DCP-LETT-4555 |
From Ernst Haeckel 10 August 1864
Summary
Sends photographs of himself and his late wife [Anna Sethe]. Describes death of his wife.
Plans trip to the Alps.
Thanks CD for biographical information about himself.
Mentions Goethe as early evolutionist.
Cites Kant as early supporter of epigenesis.
Mentions criticism of CD’s theory by R. A. von Kölliker ["Über die Darwin’sche Schöpfungstheorie", Z. Wiss. Zool. 14 (1864): 174–86].
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 10 Aug 1864 |
Classmark: | DAR 166: 38 |
Letter no: | DCP-LETT-4586 |
From Ernst Haeckel 26 October 1864
Summary
Thanks CD for notes concerning the development of his ideas about the origin of species. Says August Schleicher and Carl Gegenbaur also interested.
Names new supporters of CD’s theory, including Max Schultze, Rudolf Leuckart, and Alexander Braun. Zoologists have been more interested than botanists.
He is writing a general work on the relationships among animals [Generelle Morphologie der Organismen (1866)].
Comments on Fritz Müller’s Für Darwin [1864].
Gegenbaur is revising his Grundzüge der vergleichenden Anatomie [2d ed. (1870)] to accord with evolution.
Thanks CD for copy of book on balanids [Living Cirripedia, vol. 2].
Author: | Ernst Philipp August (Ernst) Haeckel |
Addressee: | Charles Robert Darwin |
Date: | 26 Oct 1864 |
Classmark: | DAR 166: 39 |
Letter no: | DCP-LETT-4646 |