From George Robert Gray 2 April 1868
Summary
On the changes in plumage of scarlet ibis at the zoo in breeding season.
| Author: | George Robert Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 2 Apr 1868 |
| Classmark: | DAR 84.1: 90–1 |
| Letter no: | DCP-LETT-6082 |
From G. R. Gray 8 April 1868
Summary
Difference between sexes of Ibis rubra; change in plumage.
| Author: | George Robert Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 8 Apr 1868 |
| Classmark: | DAR 84.1: 92 |
| Letter no: | DCP-LETT-6105 |
From George Robert Gray 9 July 1869
Summary
Asks for a testimonial.
| Author: | George Robert Gray |
| Addressee: | Charles Robert Darwin |
| Date: | 9 July 1869 |
| Classmark: | DAR 96: 69v |
| Letter no: | DCP-LETT-6824 |
