Darwin Online Manuscript Catalogue
| Identifier: | CUL-DAR90.100 |
| Date: | 1874.02.17 |
| Name: | Darwin Charles Robert |
| Attributed title: | Mr Hornum (or some such name) believes that sex-producing tendency is |
| Description: | Darwin annotation: Mr Hornum (or some such name) believes that sex-producing tendency is heredity in animals. Letter to Mr Downing |
| Document type: | Abstract |