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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.
Introduces his son Alexander; believes CD will find him "more tractable" on certain questions than LA himself is.
Statistics on proportion of sexes in lambs.
Statistics on proportion of sexes of lambs.
WA explains the figures he sent GC. In his experience female lambs at the time of castration outnumber the males. [Robert] Elliot differs.
Has learned CD will soon publish a new work, in three parts: I. "Descent of man", II. "On sexual selection", and III. "Expression of the emotions"; would like to translate one part for inclusion in Revue des Cours [Littéraires et] Scientifiques, and at the same time translate and publish the complete work for France.
A case of fighting in crabs (Portunus puber against Carcinus maenas) [see Descent 1: 332].
On hybridism between the fox and dog; asks whether CD knows of a reliable case of offspring from this cross.
Does CD want details on a white cat with blue eyes, but not deaf?
Mating practice of Carcinus maenas [see Descent 1: 331].
Difference in size in sexes of Crustacea.
Reports a case of a smooth-leaved holly tree with one branch of prickly leaves; is willing to supply more details.
Provides further detail on his smooth-leaved holly tree with a spiny-leaved branch; his gardener asserts no budding or grafting has taken place.
Ashamed that members of the Entomological Society have almost no information on sex ratio of bred insects in response to CD’s query of months ago. One exception, William Buckler, promises results. [See Descent 1: 313.]
Sends his MS "The real presence" [on transubstantiation] for CD’s comments.
Praises Variation and Pangenesis.
Reports observations on parrots and cockatoos.
Sends abstract of her BAAS paper on the role of a parasitic fungus in producing bisexual flowers in Lychnis.
Asks CD to which journal she should send her Lychnis paper and whether she may quote extracts from his letters to her.
Encloses results of several more years of observation on conjugal selection and hair coloration.
Results of CD’s examination of data subvert JB’s former inferences. Will send abstracts from the data for his paper on colour of hair of single and married women 35 to 45 years old ["On the supposed increasing prevalence of dark hair in England", Anthropol. Rev. 1 (1863): 310–12].
Encloses last instalment of data on colour of women’s hair and conjugal selection. Fears results are inconclusive.
Sends paper on mechanisms of cross-fertilisation in flowers ["Note on Parnassia palustris", J. Linn. Soc. Lond. (Bot.) 11 (1871): 24–31].
Studying how fertilisation takes place without the aid of insects in winter varieties.
Sends CD some notes [missing] on the mode of fertilisation of winter-flowering plants, and outlines his conclusions regarding the different types of winter-flowerers and the means by which they are fertilised.
