In an article in Das Ausland, Zacharias explains CD’s objections to a theory of heredity outlined by Marcus Cohen. The text is an excerpt from CD’s letter to Zacharias on the subject.
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In an article in Das Ausland, Zacharias explains CD’s objections to a theory of heredity outlined by Marcus Cohen. The text is an excerpt from CD’s letter to Zacharias on the subject.
Thanks for PPCH’s ["Entwicklungsgeschichte der Entomostraken, pt 1: Embryologie von Balanus", Niederl. Arch. Zool. 3 (1876–7): 47–82].
Comments on Weismann’s remarks on the possibility of sexual selection in the genus Daphnia.
A. R. Wallace has published paper giving up sexual selection [Review of St George Jackson Mivart’s Lessons from nature, as manifested in mind and matter.] in Academy, 10 and 17 June 1876, pp. 587–8.]
[Draft of letter for Francis Darwin to write to SF.] CD declines to express an opinion on SF’s query.
Has received a baffling article on God, immortality, and socialism under a Darwinian point of view.
Clerk Maxwell has disagreed with CD on molecular calculations in relation to Pangenesis in Encyclopaedia Britannica article ["Atom", Encyclopaedia Britannica, 9th ed. (1875) 3: 36–49].
Complies with correspondent’s request; encloses photographs of himself.
Frank [Darwin] has found a Trifolium remarkable for "bloom", but it was not in flower. If GHD knows where it grows, could he dig up the whole plant?
Thanks for the copies of the Garden, which contain a drawing of CD and notice of his work.
Asks GHD to calculate average or mean heights of crossed and self-fertilised plant species.
Accepts WR’s offer of copies of the Garden for the next half-year.
CD has read all of WHD’s and J. J. Drysdale’s papers [on spontaneous generation, monads, and the origin of life] and finds them the best work on the subject.
The function of bladders in Utricularia is not to float the plant.
Thanks FG for his report [on the statistical validity of CD’s experiments; see Cross and self-fertilisation, pp. 16–18]. Discusses FG’s comments, his own experiments, and the means by which the results may be analysed.
Thanks EH for Arabische Korallen [1876].
Thanks THF for information from Colonial Office on population statistics showing the inhabitants of some areas are far from becoming sterile.
EH’s Arabische Korallen is spirited, clear, and poetical. With respect to formation of islands, thinks EH lays too much stress on views of Ehrenberg. Admires drawings.
Thanks for KHvS’s book [La province de Smyrne (1873)].
Discusses possible meeting.
Obliged for Belfast Journal.
Almost impossible to determine what constitutes an individual. Definition for sexually reproducing organisms does not apply to lower ones.
Agrees to aid HA in applying for membership in a society.
Thanks for reviews of Insectivorous plants and of Climbing plants in Nation and American Journal Science [see 10329].
AG’s essay on seed dispersal ["Burs in the borage family", Am. Nat. 10 (1876): 1–4].
Preparing book on advantages of crossing [Cross and self-fertilisation].
Has signed certificates.