Wrote Letter L-468 of 1708-10-09 to the members of the Royal Society about the mucous membrane in the palate and in the nose of a cow and about its tongue
Date:
October 9, 1708
The original manuscript on eight quarto pages, written and signed by Leeuwenhoek, is preserved at the Royal Society (MS. 2075. L 4. 24). It was accompanied by four figures, the original drawings of which are lost.