Darwin Online Manuscript Catalogue
| Identifier: | CUL-Add9368.3.277 |
| Date: | 1881 |
| Name: | Darwin George Howard (Sir [1905]) and Darwin Horace (Sir [1918]) |
| Attributed title: | On an instrument for detecting and measuring small changes in the direction of the force of gravity `British Association for the Advancement of Science, report': [1-32] |
| Document type: | Printed |
| Cross reference: | Marginalia vol.2: [T906] |