| RefNo | RB/1/38/40 |
| Previous numbers | BP 38, fols. 71-2 |
| Level | Item |
| Title | MS version of part of 'Degradation of Gold'. |
| Date | 1677 - 1678 |
| Description | Paragraphs 6-10, some changes in wording before publication.\r\nHand: C |
| Language | English |
| Extent | Fols. 71-2 (2 leaves) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | 'Works', vol. 9, pp. 10-11. |