| Reference number | RB/1/25/48 |
| Previous numbers | BP 25, p. 443 |
| Level | Item |
| Title | Brief note on generation and transmutation of stones. |
| Date | 1660s |
| Description | Hand: H |
| Language | English |
| Extent | p. 443 (1 leaf) |
| Format | Manuscript |
| Access status | Open |
| Related material | Related to the material on petrifaction published in 'Works', vol. 13. |