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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.
Has found no Sarcina on the slides of fluid [see 4272] and nothing referable to the food. Will repeat examination if vomiting recurs.
Discusses methods of pollination in orchids.
Thinks RT should investigate Physianthus to see if it requires insect aid for fertilisation as the Asclepiadaceae do.
[Roland] Trimen of the Cape of Good Hope sends evidence that a moth [Achaea chamaeleon] is capable of perforating the skin of a peach with its delicate proboscis. Have any readers observed moths or butterflies sucking any fruit of which the skin was not previously broken?
Admits, at last, that New Zealand must have been connected to some continent, but not Australia.
Climbing plants: asks for more plants.
The phial of fluid sent by CD is acid. Sends his microscopical examination.
Duke of Argyll has been dubbed "Duke Darwinii" by papers.
Large number of toads have been found in railway cuttings; wishes a scientific observer had taken pains to explain where they came from.
Comments on Scottish schools and on the morals of the adult poor.
HF will send E. Suess’s paper [Edouard Suess, "Über die Verschiedenheit und die Aufeinanderfolge der tertiären Landfaunen in der Niederung von Wien", Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften in Wien (Math–nat. Klasse) 47 (1863): 306–31] which deals directly with natural selection.
Discusses and suggests treatments for CD’s stomach complaint. Recommends he consult William Brinton.
Forwards an enclosure for CD, at Archdeacon John Sinclair’s request [extract from J. Sinclair’s Life and works of Sir John Sinclair (1837) 2: 83–5], showing how Dr Erasmus Darwin anticipated Justus von Liebig [in recognising the importance of phosphorus-rich manures].