Teitelbaum, Michael S. 2006. History of population policies up to 1940. In Demography: analysis and synthesis: a treatise in population, edited by Graziella Caselli et al. Amsterdam: Academic Press.
Matches: 1 hit
- … books/demography-analysis-and-synthesis-four-volume-set/caselli/978-0-08-045485-6 26 …
To J. S. Burdon Sanderson 26 June [1873]
Summary
Would welcome JSBS visit to discuss Drosera. Nitrogenous fluids can act as ferments only if they act merely by exciting molecular movement in adjoining molecules.
Glass and cotton excite movement and cause cell contents to change visibly. Huxley coming to see this phenomenon.
Studied effect of poisons 12 or 15 years ago to see whether the action was similar to that on nervous tissue.
| Author: | Charles Robert Darwin |
| Addressee: | John Scott Burdon Sanderson, 1st baronet |
| Date: | 26 June [1873] |
| Classmark: | University of British Columbia Library, Rare Books and Special Collections (Darwin - Burdon Sanderson letters RBSC-ARC-1731-1-08) |
| Letter no: | DCP-LETT-8952 |
Matches: 1 hit
- … Burdon Sanderson letters RBSC-ARC-1731-1-08) Charles Robert Darwin Down 26 June [1873] …
From Fritz Müller 12 September 1875
Summary
Has read CD’s book on Drosera [Insectivorous plants] and found that it presents new material and is very interesting.
Has discovered that the parasites he thought he had found in Melipona nests are in fact true females. It is remarkable that they differ so greatly from the sterile females and males of their species.
| Author: | Johann Friedrich Theodor (Fritz) Müller |
| Addressee: | Charles Robert Darwin |
| Date: | 12 Sept 1875 |
| Classmark: | Möller ed. 1915–21, 2: 318; Royal Botanic Gardens, Kew (PrP 08-0011) |
| Letter no: | DCP-LETT-10155A |
Matches: 1 hit
- … 2: 318; Royal Botanic Gardens, Kew (PrP 08-0011) Johann Friedrich Theodor (Fritz) Müller …
From Leonard Darwin 7 January 1878
Summary
LD’s chemical analysis of lamp-black.
| Author: | Leonard Darwin |
| Addressee: | Charles Robert Darwin |
| Date: | 7 Jan 1878 |
| Classmark: | DAR 209.8: 153 |
| Letter no: | DCP-LETT-11316 |
Matches: 1 hit
- … badly smelling fumes; there only remained .08 grain I think that this contained a trace …
From David Forbes 1 March 1872
Summary
Sends information on composition of chalk at Shoreham and Folkestone.
| Author: | David Forbes |
| Addressee: | Charles Robert Darwin |
| Date: | 1 Mar 1872 |
| Classmark: | DAR 164: 149 |
| Letter no: | DCP-LETT-8233 |
Matches: 1 hit
- … of Lime – 98·40 — of Magnesia 0·08 Insoluble (silicious rock debris) 1·10 Alumina( …
From Asa Gray 22 May 1877
Summary
Asked C. E. Bessey whether Lithospermum longiflorum was dimorphic like its relatives. Encloses CEB’s reply.
| Author: | Asa Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 22 May 1877 |
| Classmark: | DAR 110: B53–7, DAR 165: 196 |
| Letter no: | DCP-LETT-10969 |
Matches: 1 hit
- … Corolla 1.08 Style 1.08 Stamens .93 Anthers .08 Anthers dried up and old. " Flower 4 th . …
From John Traherne Moggridge 6 March [1867]
Summary
Observations on Ophrys plants and Thymus vulgaris. Encloses sketch of different forms of T. vulgaris [see Forms of flowers, p. 302].
| Author: | John Traherne Moggridge |
| Addressee: | Charles Robert Darwin |
| Date: | 6 Mar [1867] |
| Classmark: | DAR 109: A90–1, DAR 111: B47 |
| Letter no: | DCP-LETT-5433 |
Matches: 1 hit
- … in Forms of flowers , pp. 293–7, 307–08. His notes on the genus are in DAR 109: A41–3, …
| letter | (6) |
| bibliography | (1) |
| Darwin, C. R. | (1) |
| Darwin, Leonard | (1) |
| Forbes, David | (1) |
| Gray, Asa | (1) |
| Moggridge, J. T. | (1) |
| Darwin, C. R. | (5) |
| Burdon Sanderson, J. S. | (1) |
| Darwin, C. R. | (6) |
| Burdon Sanderson, J. S. | (1) |
| Darwin, Leonard | (1) |
| Forbes, David | (1) |
| Gray, Asa | (1) |
Evolution in Commentary
The writing of "Origin"
Summary
From a quiet rural existence at Down in Kent, filled with steady work on his ‘big book’ on the transmutation of species, Darwin was jolted into action in 1858 by the arrival of an unexpected letter (no longer extant) from Alfred Russel Wallace outlining a…
Matches: 3 hits
Abstract of Darwin’s theory
Summary
There are two extant versions of the abstract of Darwin’s theory of natural selection. One was sent to Asa Gray on 5 September 1857, enclosed with a letter of the same date (see Correspondence vol. 6, letter to Asa Gray, 5 September [1857] and enclosure).…
Matches: 3 hits
Divergence
Summary
In a later account of how he had come to the evolutionary ideas published in Origin, Darwin wrote: 'Of all the minor points, the last which I appreciated was the importance & cause of the principle of Divergence' (to Ernst Haeckel, [after 10]…
Matches: 1 hits
- … of Divergence' (to Ernst Haeckel, [after 10] August – 8 October [1864]). Darwin set …
The "wicked book": Origin at 157
Summary
Origin is 157 years old. (Probably) the most famous book in science was published on 24 November 1859. To celebrate we have uploaded hundreds of new images of letters, bringing the total number you can look at here to over 9000 representing more than…
Matches: 1 hits
- … Origin is 157 years old. (Probably) the most famous book in science was published on 24 …
