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To W. H. Edwards 23 April [1872]
Summary
Thanks for part nine of WHE’s [Butterflies of North America (1868–72)].
Comments on trimorphism in Papilio ajax.
| Author: | Charles Robert Darwin |
| Addressee: | William Henry Edwards |
| Date: | 23 Apr [1872] |
| Classmark: | John Hay Library, Brown University (Albert E. Lownes Manuscript Collection, Ms. 84.2 (Box 3, Folder 38)) |
| Letter no: | DCP-LETT-8299 |
Addressee
| Edwards, W. H. | (1) |
Date
| 1872 | (1) |
