| RefNo | RB/1/38/85 |
| Previous numbers | BP 38, fols. 149-50 |
| Level | Item |
| Title | MS version of part of 'Usefulness, II, sect. 2'. |
| Date | 1660s |
| Description | Final two and one-half paragraphs of point `1' in essay on `Mathematics'.\r\nHand: E |
| Language | English |
| Extent | Fols. 149-50 (2 leaves) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | 'Works', vol. 6, pp. 442-3. |