Owen, Richard. 1863. Ape-origin of man as tested by the brain. Athenæum, 21 February 1863, pp. 262-3.
Matches: 1 hit
- … 262-3. https://archive.org/details/sim_athenaeum-uk_1863-02-21_1843/page/262/mode/2up 13 …
From Francis Darwin to Thomas Edison [20–9 December 1877]
Summary
His father asks him to thank TAE for sending the curious case of the insects [see 11271].
Author: | Francis Darwin |
Addressee: | Thomas Alva Edison |
Date: | [20–9 Dec 1877] |
Classmark: | Thomas Edison National Park (Edison Document File, 1878 Folder: (D-78-02) Edison, T.A. – General) |
Letter no: | DCP-LETT-11312A |
Matches: 1 hit
- … Edison Document File, 1878 Folder: (D-78-02) Edison, T.A. – General) Francis Darwin Down [ …
From Asa Gray 4 August 1862
Summary
Gives J. T. Rothrock’s observations on the structure and fertility of the two forms of Houstonia. Mentions his own observations on Rhexia virginica and Gymnadenia tridentata.
Author: | Asa Gray |
Addressee: | Charles Robert Darwin |
Date: | 4 Aug 1862 |
Classmark: | DAR 110 (ser. 2): 67–9 |
Letter no: | DCP-LETT-3679 |
Matches: 1 hit
- … pollen .020. x .017 Short-styled " .036 x .02 : in the fresh plants, but dry. Distended …
From T. L. Brunton 28 February 1874
Summary
Reports negative results of his experiments on digestion of chlorophyll by Drosera and by animals. [See Insectivorous plants, p. 126.]
Sends references for chondrin.
Author: | Thomas Lauder Brunton, 1st baronet |
Addressee: | Charles Robert Darwin |
Date: | 28 Feb 1874 |
Classmark: | DAR 58.1: 47–8, DAR 160: 340 |
Letter no: | DCP-LETT-9322 |
Matches: 1 hit
- … and water 2 ........... dogs stomach with dilute HCl .02% 3 ........... glycerine & water …
letter | (3) |
bibliography | (1) |
people | (1) |
Brunton, T. L. | (1) |
Darwin, Francis | (1) |
Gray, Asa | (1) |
Darwin, C. R. | (2) |
Edison, T. A. | (1) |
Darwin, C. R. | (2) |
Brunton, T. L. | (1) |
Darwin, Francis | (1) |
Edison, T. A. | (1) |
Gray, Asa | (1) |
Descent in Commentary
Darwin's in letters, 1873: Animal or vegetable?
Summary
Having laboured for nearly five years on human evolution, sexual selection, and the expression of emotions, Darwin was able to devote 1873 almost exclusively to his beloved plants. He resumed work on the digestive powers of sundews and Venus fly traps, and…
Darwin in letters, 1869: Forward on all fronts
Summary
At the start of 1869, Darwin was hard at work making changes and additions for a fifth edition of Origin. He may have resented the interruption to his work on sexual selection and human evolution, but he spent forty-six days on the task. Much of the…
Matches: 1 hits
- … atrociously’, Darwin wrote to Alfred Russel Wallace on 2 February , ‘I meant to say exactly the …
Darwin in letters,1870: Human evolution
Summary
The year 1870 is aptly summarised by the brief entry Darwin made in his journal: ‘The whole of the year at work on the Descent of Man & Selection in relation to Sex’. Descent was the culmination of over three decades of observations and reflections on…
Darwin in letters, 1871: An emptying nest
Summary
The year 1871 was an extremely busy and productive one for Darwin, with the publication in February of his long-awaited book on human evolution, Descent of man. The other main preoccupation of the year was the preparation of his manuscript on expression.…
Matches: 1 hits
- … to the passing temptation of hunting it’ ( Descent 2: 392). Wedgwood, however, denied that a …
Sexual selection
Summary
Although natural selection could explain the differences between species, Darwin realised that (other than in the reproductive organs themselves) it could not explain the often marked differences between the males and females of the same species. So what…
Matches: 1 hits
- … Although natural selection could explain the differences between species, Darwin realised that …