Darwin Online Manuscript Catalogue
| Identifier: | CUL-DAR86.C18 |
| Date: | 1868.03.24 |
| Name: | Darwin Charles Robert |
| Attributed title: | Proportion of sexes / Gould believes strongly that males in excess is |
| Description: | bird, chaffinch, nightingale, snipe, titlark, Gould |
| Document type: | Note |
| Cross reference: | [Marginalia vol.3] |