Wrote Letter L-262 of 1695-07-20 to Anthonie Heinsius about about scales from his own skin, wool threads from his stockings, salt from his sweat, and air bubbles and salt crystals from his ear wax
Date:
July 20, 1695
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
Leeuwenhoek wrote this letter about …
Scales from L.'s skin. Little threads of wool from his stockings. Crystallization experiments with salt from a solution of his own sweat. Air bubbles and salt crystals from his ear wax.