Discusses variation and selection in Harz canaries.
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The Charles Darwin Collection
The Darwin Correspondence Project is publishing letters written by and to the naturalist Charles Darwin (1809–1882). Complete transcripts of letters are being made available through the Project’s website (www.darwinproject.ac.uk) after publication in the ongoing print edition of The Correspondence of Charles Darwin (Cambridge University Press 1985–). Metadata and summaries of all known letters (c. 15,000) appear in Ɛpsilon, and the full texts of available letters can also be searched, with links to the full texts.
Discusses variation and selection in Harz canaries.
Offers to experiment on the digestibility of chondrin and chlorophyll by Dionaea for CD.
Has noticed that painters depicting complex expressions give different expressions to the two sides of the face.
A letter from Anton Dohrn declines the proposed fund [that THH and others suggested be raised in England for marine biological station at Naples].
Hooker’s inaugural as President of Royal Society a success.
R. Owen distinguished himself in his way.
On the vermiform appendix,
snipes breeding in England,
and the horns of crossbred sheep.
Movement in plants.
Information on species of Cassia.
Illustrates, with reference to different species of Gasteria, the role of twisting in the development of leaf arrangement.
Sends observations from a friend in India confirming CD’s view that bees cut the tubes of flowers to extract [nectar] in order to save time.
Also observations on snails descending from trees on threads suspended from their tails.
Obliged for letter about horns of sheep.
Mentions case of death from objects impacted in appendix.
Is aware of his error about snipe breeding.
Suggests that his Coral reefs be republished.
Thanks CD for book.
Mentions controversy involving Haeckel.
Describes his lectures on Darwinism.
His indignation at the malignant, odious, hypocrite Owen’s attack on JDH. History of Secretaryship [of Royal Society in Nature 9 (1873): 129–30] was best answer to Owen.
Is hard at work on new edition of Descent – a truly awful job.
No use going on with experiments on effects of water on bloom-divested leaves. May have erred. Or it may be that water is only injurious when there is a good supply of actinic rays. Will wait until spring.
Describes an ear from a microcephalous idiot, which does not lend support to Ludwig Mayer’s view [that points on ears are mere variations; see Descent, 2d ed., pp. 15–16].
Is working on involution rather than evolution, with results confirming CD’s teaching.
Is about to undertake an intensive investigation with other scientists of general paralysis in its various aspects. Would appreciate CD’s comments on photographs he would submit.
Describes features of an ear of a microcephalous idiot, one of which contradicts Carl Vogt’s views [Mémoire sur les microcéphales (1867)].
Will do what he can to help JC-B with his work on expression of patients suffering from general paralysis.
Thanks CD for subsidence references in response to HHH’s Nature paper ["The distribution of volcanoes", 9 (1874): 141–2].
Hopes to refer to CD’s having previously suggested the corresponding elevation of continents and sinking of the larger oceans in his next letter to Nature [9 (1874): 201–2]. Occurrence of volcanoes at boundary between rising and sinking lands reconciles his views with CD’s.
Expresses his opinion that the Board should allow the school hall to be used as a reading room in the evenings by the villagers of Down.