| RefNo | EL/L3/25 |
| Level | Item |
| Title | Letter, from Antoni van Leeuwenhoek to Hans Sloane, dated at Delft |
| Creator | Leeuwenhoek; Antoni van (1632-1723); Dutch tradesman and scientist |
| Date | 25 December 1700 |
| Description | Signed autograph
On the spermatozoa of a ram; objections to Nicolaas Hartsoeker's claim to have discovered sperm first in 1678 when Leeuwenhoek had written to the Royal Society about this in 1677. This latter letter no longer exists but a transcription and translation of observations of the discovery of living spermatozoids is printed in 'Alle de brieven van Antoni van Leeuwenhoek', vol 2, p 277 and 'Philosophical Transactions', vol 12, no 142, p 1040.
7 red-chalk figures of sperm attached
Read to the Royal Society on 15 January 1701
Transcribed in JBO/10/208
English translation printed in 'Philosophical Transactions', vol 22, no 268, p 739
Transcribed and translated in 'Alle de brieven van Antoni van Leeuwenhoek', edited, illustrated and annotated by Committee of Dutch Scientists, vol 13, p 227 |
| Language | Dutch |
| Extent | 10p |
| Format | Manuscript |
| Place origin | Delft, South Holland, (United Provinces) Netherlands |
| Origin coordinates | 52.00667, 4.35556 |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | DOI: 10.1098/rstl.1700.0062 |
| RelatedRecord | JBO/10/208 |
| URLDescription | Also available on Early Modern Letters Online |
| URL | http://emlo.bodleian.ox.ac.uk/profile/work/1a743e9c-0eb1-4883-a84a-ea178b35ca58 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8406 | Sloane; Sir; Hans (1660 - 1753); physician and collector | 1660 - 1753 |
| NA8438 | Leeuwenhoek; Antoni van (1632 - 1723); tradesman and microscopist | 1632 - 1723 |