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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.
Repeats request for information on colours of plumage of poultry breeds and asks for WBT’s facts on proportions of sexes.
Inquires about colour and development of plumage of poultry breeds. Is endeavouring to trace sexual differences throughout the animal kingdom.
Wants information on plumage of chickens
and table of sex ratios in greyhounds.
Thanks for greyhound table; interested in transmission of colour in greyhounds and relationship to sex.
Thanks for procuring eggs.
CD’s health has necessitated his leaving home.
Further queries on poultry plumage.
WBT’s visit to America.
Inquires about the differences in plumage between chicks and adults of certain poultry breeds. Is anxious to know whether the chick’s plumage closely approaches the adult’s in those breeds in which the sexes resemble each other in plumage.
He will send carrier to the Field office to collect pigeons.
Chickens have arrived safely.