I. Part of a letter from Mr Anthony van Leuwenhoek, concerning worms observ'd in sheeps livers and pasture grounds
- 1 February 1704
- journal article
- Published by The Royal Society in Philosophical Transactions of the Royal Society of London
- Vol. 24 (289), 1522-1527
- https://doi.org/10.1098/rstl.1704.0002