To C. H. Blackley 5 July [1873]
Summary
Comments on CHB’s book [Experimental researches on catarrhus aestivus – hay-fever or hay-asthma (1873)].
Explains that some pollens are wind-blown while others depend on insects for dispersal. Effect of pollen on skin and mucous membrane astonishing. Sends a book [M. Wyman, Autumnal catarrh (1872)].
| Author: | Charles Robert Darwin |
| Addressee: | Charles Harrison Blackley |
| Date: | 5 July [1873] |
| Classmark: | John Hay Library, Brown University (Albert E. Lownes Manuscript Collection, Ms.84.2) |
| Letter no: | DCP-LETT-8965 |
Document type
| letter | (1) |
Author
| Darwin, C. R. | (1) |
Addressee
| Blackley, C. H. | (1) |
Correspondent
| Blackley, C. H. | (1) |
| Darwin, C. R. | (1) |
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