| Reference number | EL/O2 |
| Level | File |
| Title | Early Letters O2 |
| Date | 1669-1736 |
| Description | Drafts of letters from Henry Oldenburg (174 items); letters from correspondents with surnames beginning with 'O' |
| Extent | 1 |
| Format | Manuscript documents |
| Digital images | View item on Science in the Making |
| Access status | Open |
| URL description | Also available on Early Modern Letters Online |