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To J. F. W. Herschel 7 May [1848]
Summary
Sends MS of "Geology" for Manual [Collected papers 1: 227–50]. First parcel lost. Asks JFWH to give advice on an unclear note, translated from Élie de Beaumont, on measuring incline of lava-flows.
| Author: | Charles Robert Darwin |
| Addressee: | John Frederick William Herschel, 1st baronet |
| Date: | 7 May [1848] |
| Classmark: | The Royal Society (HS6: 15) |
| Letter no: | DCP-LETT-1173 |
To J. F. W. Herschel 11 May [1848]
Summary
Describes colour changes from blue to red in valves of operculum of the cirripede genus Ibla.
| Author: | Charles Robert Darwin |
| Addressee: | John Frederick William Herschel, 1st baronet |
| Date: | 11 May [1848] |
| Classmark: | The Royal Society (HS6: 12) |
| Letter no: | DCP-LETT-1175 |
Document type
| letter | (2) |
