Darwin Online Manuscript Catalogue
| Identifier: | CUL-DAR65.64 |
| Date: | [1881].02.20 |
| Name: | Darwin Charles Robert |
| Attributed title: | 103 triangles [of paper] drawn into burrows [with diagram] |
| Description: | Galton |
| Document type: | Note |
| Identifier: | CUL-DAR65.64 |
| Date: | [1881].02.20 |
| Name: | Darwin Charles Robert |
| Attributed title: | 103 triangles [of paper] drawn into burrows [with diagram] |
| Description: | Galton |
| Document type: | Note |