| RefNo | RB/3/3/67 |
| Previous numbers | BL 3, fols. 133-4 |
| Level | Item |
| Title | Antony van Leeuwenhoek to Antoni Heinsius |
| Date | 10 August 1685 |
| Description | Extract. NS: i.e., 31 July 1685 OS. |
| Language | French |
| Extent | 2 leaves, fol. |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | Summarised in 'Correspondence', vol. 6, p. 418. Published in Leeuwenhoek, 'Alle de Brieven', 5 (Amsterdam, 1957), pp. 270-5 |