Darwin Online Manuscript Catalogue
| Identifier: | CUL-DAR42.56 |
| Date: | [Undated] |
| Name: | Darwin Charles Robert |
| Attributed title: | What is the Philosophy of soap bubbles — is the same principle |
| Document type: | Note |
| Cross reference: | [Marginalia vol.3] |
| Identifier: | CUL-DAR42.56 |
| Date: | [Undated] |
| Name: | Darwin Charles Robert |
| Attributed title: | What is the Philosophy of soap bubbles — is the same principle |
| Document type: | Note |
| Cross reference: | [Marginalia vol.3] |