| Reference number | LBO/3/91 |
| Alternative reference number | LBO/3/189 |
| Level | File |
| Title | Copy letter from homas Brown, Norwich, to Henry Oldenburg |
| Date | 23 October 1669 |
| Description | Written at Norwich
' Concerning his Son's Mineral collections in his travels ' |
| Extent | 1p |
| Format | Manuscript |
| Access status | Open |