| RefNo | RB/1/17/19 |
| Previous numbers | BP 17, fols. 112-3 |
| Level | Item |
| Title | MS version of part of 'Usefulness, II, sect. 1' |
| Date | Late 1650s or early 1660s |
| Description | Chaps. XII to (most of) XIX in Essay V, with some later additions.\r\nHand: rounded 1650s |
| Language | English |
| Extent | Fols. 112-3 (2 leaves) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | 'Works', vol. 3, pp. 435-70. |