Wrote Letter L-173 of 1686-04-02 to members of the Royal Society about the structure of bone, the bark of trees, skin and scales, the moisture evaporating from his body, and a little peeling piece of skin

Date: 
April 2, 1686
Standard reference information
L-number: 
L-173
Leeuwenhoek's number: 
49
Collected Letters number: 
90
Collected Letters volume: 
6

Text of the letter in the original Dutch and in English translation from Alle de Brieven / The Collected Letters at the DBNL - De Digitale Bibliotheek voor de Nederlandse Letteren.

The original manuscript on sixteen quarto pages, written and signed by Leeuwenhoek, is preserved at the Royal Society (MS. 1910. L 2. 1.).