| RefNo | RB/1/23/4 |
| Previous numbers | BP 23, pp. 477-510 |
| Level | Item |
| Title | `Sub Tertio Articulo, comprehendi possunt Sequentia Particularia' |
| Date | ? 1680s |
| Description | Part of previously unpublished 'Mechanical Origin of Light'.\r\nHand: Ramsay |
| Language | English |
| Extent | pp. 477-510 (17 leaves) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | Published in 'Works', vol. 14, pp. 38-54. |