Wrote Letter L-039 of 1676-07-28 to Robert Boyle about the effects of air on ammonia and copper
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 is not preserved at the Royal Society. It is known only by reference in Letter L-040.
Leeuwenhoek wrote this letter to Robert Boyle about the influence of the air on a chemical combination of ammonia and copper. See Boyle under Lean more below for a complete list of the letters mentioning Boyle.
It built on Boyle's article titled "New Experiments about the Weaken'd Spring and Some Un-Observ'd Effects of the Air: Made and Communicated by the Honourable Robert Boyle Esq" in Philosophical Transactions no 120, December 27, 1675. doi: 10.1098/rstl.1675.0050