From T. L. Marshall 16 July [1874]
Summary
She and her father have been counting insect remains on Pinguicula hairs.
| Author: | Theodosia Louisa Marshall |
| Addressee: | Charles Robert Darwin |
| Date: | 16 July [1874] |
| Classmark: | DAR 58.1: 123–4, 127 |
| Letter no: | DCP-LETT-9551 |
