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 |
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
- … 08 Insoluble (silicious rock debris) 1·10 Alumina(with Phosporic acid 0·42 100·00 Grey chalk. beds resting on greensand level of low water Folkestone Carbonate of lime 94·09 — of Magnesium 0·31 Insoluble (rock debris) 3·61 Phosphoric acid traces Sea } Chloride of sodium 1·29 infiltration Water 0·70 100·00 Top of letter : ‘ …
| letter | (2) |
| Darwin, C. R. | (1) |
| Forbes, David | (1) |
| Burdon Sanderson, J. S. | (1) |
| Darwin, C. R. | (1) |
| Darwin, C. R. | (2) |
| Burdon Sanderson, J. S. | (1) |
| Forbes, David | (1) |
CCD intro in Commentary
Darwin in letters, 1874: A turbulent year
Summary
The year 1874 was one of consolidation, reflection, and turmoil for Darwin. He spent the early months working on second editions of Coral reefs and Descent of man; the rest of the year was mostly devoted to further research on insectivorous plants. A…
Matches: 1 hits
- … The year 1874 was one of consolidation, reflection, and turmoil for Darwin. He spent the early …
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…
Matches: 1 hits
- … The year 1870 is aptly summarised by the brief entry Darwin made in his journal: ‘The whole of the …
Darwin in letters, 1872: Job done?
Summary
'My career’, Darwin wrote towards the end of 1872, 'is so nearly closed. . . What little more I can do, shall be chiefly new work’, and the tenor of his correspondence throughout the year is one of wistful reminiscence, coupled with a keen eye…
Matches: 1 hits
- … ‘My career’, Darwin wrote towards the end of 1872, ‘is so nearly closed. . . What little more I …
Darwin in letters, 1868: Studying sex
Summary
The quantity of Darwin’s correspondence increased dramatically in 1868 due largely to his ever-widening research on human evolution and sexual selection.Darwin’s theory of sexual selection as applied to human descent led him to investigate aspects of the…
Matches: 1 hits
- … On 6 March 1868, Darwin wrote to the entomologist and accountant John Jenner Weir, ‘If …
Darwin in letters, 1856-1857: the 'Big Book'
Summary
In May 1856, Darwin began writing up his 'species sketch’ in earnest. During this period, his working life was completely dominated by the preparation of his 'Big Book', which was to be called Natural selection. Using letters are the main…
Matches: 1 hits
- … On 14 May 1856, Charles Darwin recorded in his journal that he ‘Began by Lyell’s advice writing …
Darwin in letters, 1864: Failing health
Summary
On receiving a photograph from Charles Darwin, the American botanist Asa Gray wrote on 11 July 1864: ‘the venerable beard gives the look of your having suffered, and … of having grown older’. Because of poor health, Because of poor health, Darwin…
Matches: 1 hits
- … On receiving a photograph from Charles Darwin, the American botanist Asa Gray wrote on 11 July …
Darwin in letters, 1879: Tracing roots
Summary
Darwin spent a considerable part of 1879 in the eighteenth century. His journey back in time started when he decided to publish a biographical account of his grandfather Erasmus Darwin to accompany a translation of an essay on Erasmus’s evolutionary ideas…
Matches: 1 hits
- … There are summaries of all Darwin's letters from the year 1879 on this website. The full texts of …
Darwin in letters, 1867: A civilised dispute
Summary
Charles Darwin’s major achievement in 1867 was the completion of his large work, The variation of animals and plants under domestication (Variation). The importance of Darwin’s network of correspondents becomes vividly apparent in his work on expression in…
Matches: 1 hits
- … Charles Darwin’s major achievement in 1867 was the completion of his large work, The …
Darwin in letters, 1860: Answering critics
Summary
On 7 January 1860, John Murray published the second edition of Darwin’s Origin of species, printing off another 3000 copies to satisfy the demands of an audience that surprised both the publisher and the author. It wasn't long, however, before ‘the…
Matches: 1 hits
- … On 7 January 1860, John Murray published the second edition of Darwin’s Origin of species , …
Darwin in letters, 1862: A multiplicity of experiments
Summary
1862 was a particularly productive year for Darwin. This was not only the case in his published output (two botanical papers and a book on the pollination mechanisms of orchids), but more particularly in the extent and breadth of the botanical experiments…
Matches: 1 hits
- … As the sheer volume of his correspondence indicates, 1862 was a particularly productive year for …
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
- … At the start of 1869, Darwin was hard at work making changes and additions for a fifth edition of …
Darwin in letters,1866: Survival of the fittest
Summary
The year 1866 began well for Charles Darwin, as his health, after several years of illness, was now considerably improved. In February, Darwin received a request from his publisher, John Murray, for a new edition of Origin. Darwin got the fourth…
Matches: 1 hits
- … The year 1866 began well for Charles Darwin, as his health, after several years of illness, was …
Darwin in letters, 1875: Pulling strings
Summary
‘I am getting sick of insectivorous plants’, Darwin confessed in January 1875. He had worked on the subject intermittently since 1859, and had been steadily engaged on a book manuscript for nine months; January also saw the conclusion of a bitter dispute…
Matches: 1 hits
- … I am merely slaving over the sickening work of preparing new Editions …
Darwin in letters, 1863: Quarrels at home, honours abroad
Summary
At the start of 1863, Charles Darwin was actively working on the manuscript of The variation of animals and plants under domestication, anticipating with excitement the construction of a hothouse to accommodate his increasingly varied botanical experiments…
Matches: 1 hits
- … At the start of 1863, Charles Darwin was actively working on the manuscript of The variation of …
Darwin in letters, 1858-1859: Origin
Summary
The years 1858 and 1859 were, without doubt, the most momentous of Darwin’s life. From a quiet rural existence filled with steady work on his ‘big book’ on species, he was jolted into action by the arrival of an unexpected letter from Alfred Russel Wallace…
Matches: 1 hits
- … The years 1858 and 1859 were, without doubt, the most momentous of Darwin’s life. From a quiet …
Darwin in letters, 1880: Sensitivity and worms
Summary
‘My heart & soul care for worms & nothing else in this world,’ Darwin wrote to his old Shrewsbury friend Henry Johnson on 14 November 1880. Darwin became fully devoted to earthworms in the spring of the year, just after finishing the manuscript of…
Matches: 1 hits
- … ‘My heart & soul care for worms & nothing else in this world,’ Darwin wrote to his old Shrewsbury …
Darwin in letters, 1877: Flowers and honours
Summary
Ever since the publication of Expression, Darwin’s research had centred firmly on botany. The year 1877 was no exception. The spring and early summer were spent completing Forms of flowers, his fifth book on a botanical topic. He then turned to the…
Matches: 1 hits
- … no little discovery of mine ever gave me so much pleasure as the making out the …
Darwin in letters, 1847-1850: Microscopes and barnacles
Summary
Darwin's study of barnacles, begun in 1844, took him eight years to complete. The correspondence reveals how his interest in a species found during the Beagle voyage developed into an investigation of the comparative anatomy of other cirripedes and…
Matches: 1 hits
- … Species theory In November 1845, Charles Darwin wrote to his friend and confidant Joseph …
Darwin in letters, 1876: In the midst of life
Summary
1876 was the year in which the Darwins became grandparents for the first time. And tragically lost their daughter-in-law, Amy, who died just days after her son's birth. All the letters from 1876 are now published in volume 24 of The Correspondence…
Matches: 1 hits
- … I cannot bear to think of the future The year 1876 started out sedately enough with …
Darwin in letters, 1878: Movement and sleep
Summary
In 1878, Darwin devoted most of his attention to the movements of plants. He investigated the growth pattern of roots and shoots, studying the function of specific organs in this process. Working closely with his son Francis, Darwin devised a series of…
Matches: 1 hits
- … I think we have proved that the sleep of plants is to lessen injury to leaves from radiation …
