Wrote Letter L-064 of some time in 1678 to Robert Boyle; now lost
Date:
January 1, 1678
This letter is known only by reference in another source.
Leeuwenhoek’s previous letter to British chemist Boyle is Letter L-049 of 1677. His next letter to Boyle is Letter L-191 of 6 August 1687. Boyle, one of the founding members of the Royal Society, did not respond to either of them in writing.
For an overview of Leeuwenhoek’s letters to Boyle, see the Remarks to Letter L-049 of some time in 1677.