| RefNo | RB/1/8/1 |
| Previous numbers | BP 8, fol. 1 |
| Level | Item |
| Title | Contents of the (as yet) unpublished parts of 'Usefulness', endorsed by Henry Oldenburg as having been received by him on 25 April 1666. |
| Date | 25 April 1666 |
| Description | For a revised version, see BP 10, fol. 94, and BP 38, fol. 20c.\r\nHand: F |
| Language | English |
| Extent | Fol. 1 (1 leaf) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | Revised version published in 'Works', vol. 13, pp. lxix-lxx. \r\nSee also Joseph Glanvill, 'Plus Ultra' (1668), pp. 104-6. |