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To Edward Frankland 7 October [1873]
Summary
Requests a piece of the most sensitive litmus paper in order to test the secretions of minute hairs of plants which catch minute flies. [See 9098.]
| Author: | Charles Robert Darwin |
| Addressee: | Edward Frankland |
| Date: | 7 Oct [1873] |
| Classmark: | The John Rylands Library, The University of Manchester |
| Letter no: | DCP-LETT-9090A |
From Edward Frankland 10 October 1873
Summary
The results of EF’s tests for acids in the secretion of Drosera are largely negative [see Insectivorous plants, p. 88].
| Author: | Edward Frankland |
| Addressee: | Charles Robert Darwin |
| Date: | 10 Oct 1873 |
| Classmark: | DAR 58.1: 44–6 |
| Letter no: | DCP-LETT-9094 |
To Edward Frankland 13 October 1873
Summary
Finds the negative information sent by EF of great interest [see 9094].
More on his own experiments and the perplexing results when using the sensitive litmus paper.
| Author: | Charles Robert Darwin |
| Addressee: | Edward Frankland |
| Date: | 13 Oct 1873 |
| Classmark: | The John Rylands Library, The University of Manchester |
| Letter no: | DCP-LETT-9096A |
From Edward Frankland 16 October 1873
Summary
Sends some litmus paper for CD.
| Author: | Edward Frankland |
| Addressee: | Charles Robert Darwin |
| Date: | 16 Oct 1873 |
| Classmark: | DAR 164: 209 |
| Letter no: | DCP-LETT-9098 |
To Edward Frankland 18 October [1873]
Summary
Apologises for his ignorance in interpreting the results secured in his testing with blue litmus paper.
| Author: | Charles Robert Darwin |
| Addressee: | Edward Frankland |
| Date: | 18 Oct [1873] |
| Classmark: | The John Rylands Library, The University of Manchester |
| Letter no: | DCP-LETT-9100A |
Author
| Darwin, C. R. | (3) |
| Frankland, Edward | (2) |
Addressee
| Frankland, Edward | (3) |
| Darwin, C. R. | (2) |
Correspondent
| Darwin, C. R. | (5) |
| Frankland, Edward |
