Wrote Letter L-097 of 1680-01-12 to Robert Hooke about the structure of wood and sperm in fish

January 12, 1680
Standard reference information
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The 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 ten quarto pages, written and signed by Leeuwenhoek, is preserved at the Royal Society (MS. 1878. Early Letters L1.49). It also had a blank cover sheet and red-chalk and ink figures, drawn by Leeuwenhoek, on separate sheets glued to nine folio pages.

An excerpt was published in Philosophical Transactions, vol. 13, no. 148, dated 10 June 1683. See Publication history below.