Chronology of events

  • A date of January 1 in a given year indicates that the year is certain but the month and day are not.
  • Exceptions are public appointments to Deft's city offices, which took effect on January 1 of each year.
Date
April 22, 1680 Hooke sent Leeuwenhoek official notice of his election as member of the Royal Society
May 13, 1680 Wrote Letter 31 of 1680-05-13 (AB 60) to Thomas Gale
May 13, 1680 Wrote letter of 1680-05-13 (AB 58) to Members of the Royal Society
May 13, 1680 Wrote letter of 1680-05-13 (AB 59) to Robert Hooke
June 14, 1680 Wrote letter of 1680-06-14 (AB 61) to Robert Hooke
June 14, 1680 Wrote Letter 32 of 1680-06-14 (AB 62) to Thomas Gale
August 9, 1680 Wrote letter of 1680-08-09 (AB 63) to Robert Hooke
August 13, 1680 Constantijn Huygens, jr., called Leeuwenhoek "the great man of the century".
September 28, 1680 Wrote letter of 1680-09-28 (AB 64) to Thomas Gale
November 12, 1680 Wrote Letter 33 of 1680-11-12 (AB 65) to Robert Hooke
January 1, 1681 Sat for Cornelis de Man's Anatomy Lesson of Dr. 's Gravezande
April 29, 1681 cousin Jannitgen Huijchs Leeuwenhoek buried
June 8, 1681 cousin Maria Maertens Leeuwenhoek married Jan den Appel
June 17, 1681 co-worker Daniel Bogaert buried
August 9, 1681 nephew Anthonij Jans de Molijn married Magdalena van Poelgeest
November 4, 1681 Wrote Letter 34 of 1681-11-04 (AB 66) to Robert Hooke
December 10, 1681 Philosophical Collections number 3 published in London; one letter by Leeuwenhoek
January 10, 1682 Philosophical Collections number 4 published in London; one letter by Leeuwenhoek
February 1, 1682 Philosophical Collections number 5 published in London; one letter by Leeuwenhoek
March 3, 1682 Wrote Letter 35 of 1682-03-03 (AB 67) to Robert Hooke
April 1, 1682 Philosophical Collections number 7 published in London; one letter by Leeuwenhoek
April 4, 1682 Wrote Letter 36 of 1682-04-04 (AB 68) to Robert Hooke
July 28, 1682 Wrote letter of 1682-07-28 (AB 69) to Robert Hooke
November 19, 1682 Sold two bonds from the property of Willem Bolnes to help pay Catherina Bolnes' creditors
January 22, 1683 Wrote Letter 37 of 1683-01-22 (AB 70) to Christopher Wren
May 20, 1683 Wrote letter of 1683-05-20 (AB 71) to Anthonie Heinsius
July 16, 1683 Wrote Letter 38 of 1683-07-16 (AB 72) to Christopher Wren
July 22, 1683 Wrote letter of 1683-07-22 (AB 73) to Anthonie Heinsius
September 2, 1683 Wrote letter of 1683-09-02 (AB 74) to Anthonie Heinsius
September 16, 1683 Wrote letter of 1683-09-16 (AB 75) to Anthonie Heinsius
September 17, 1683 Wrote Letter 39 of 1683-09-17 (AB 76) to Francis Aston
September 30, 1683 Wrote letter of 1683-09-30 (AB 77) to Anthonie Heinsius
October 14, 1683 Wrote letter of 1683-10-14 (AB 78) to Anthonie Heinsius
December 28, 1683 Wrote Letter 40 of 1683-12-28 (AB 79) to Francis Aston
January 1, 1684 Published Onsigbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 39
January 1, 1684 Published Onsigbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 33
January 1, 1684 Published Schobbens in de Mond (Scales in the Mouth), Letter 40
January 1, 1684 Published Eyerstok (Ovary), Letters 37, 39
January 1, 1684 Published Onsigbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 33, 39
January 1, 1684 Published Eyerstok (Ovary), Letter 37
January 1, 1684 Published Humor Cristallinus (Crystalline Humor), Letter 41
April 2, 1684 cousin Margrieta Maertens Leeuwenhoek married Michiel Reijniers van Hasseld
April 14, 1684 Wrote Letter 41 of 1684-04-14 (AB 80) to Francis Aston
May 26, 1684 William Molyneux demonstrated blood flow in a newt
July 25, 1684 Wrote Letter 42 of 1684-07-25 (AB 81) to Members of the Royal Society
December 13, 1684 sister Catharina Philips Leeuwenhoek received legacy from great uncle Johan Sebastiaans van den Berch
December 20, 1684 cousin Geertruijt Huijchs Leeuwenhoek buried
January 1, 1685 cousin Maerten Huijchs Leeuwenhoek appointed tax farmer
January 1, 1685 Published Onsigtbare Verborgentheden (Invisible Mysteries), Letters 38, 42, 43
January 1, 1685 Published Zaden van Boomen (Seeds of Trees), Letters 46, 47
January 1, 1685 Published Sout-figuren (Salt figures), Letters 44, 45
January 1, 1685 Published Anatomia et Contemplatio (Anatomy and Contemplation), Letters 43, 42, 38
January 5, 1685 Wrote Letter 43 of 1685-01-05 (AB 82) to Members of the Royal Society
January 23, 1685 Wrote Letter 44 of 1685-01-23 (AB 83) to Members of the Royal Society
February 13, 1685 Visited by Thomas Molyneux on behalf of the Royal Society
March 30, 1685 Wrote Letter 45 of 1685-03-30 (AB 84) to Members of the Royal Society
July 2, 1685 sister Catharina appointed as tax collector for three years
July 11, 1685 cousin Adriaen Lambrechts Leeuwenhoek appointed curator
July 13, 1685 Wrote Letter 46 of 1685-07-13 (AB 85) to Members of the Royal Society
July 22, 1685 At age 52, his 25th publication in Philosophical Transactions
August 10, 1685 Wrote letter of 1685-08-10 (AB 86) to Anthonie Heinsius
August 27, 1685 editor Edmond Halley did not publish any letters by Leeuwenhoek in Philosophical Transactions from 1685 to 1693
September 21, 1685 Wrote letter of 1685-09-21 (AB 87) to Anthonie Heinsius
October 12, 1685 Wrote Letter 47 of 1685-10-12 (AB 88) to Members of the Royal Society
December 25, 1685 cousin Elisabeth Maertens Leeuwenhoek married Dirck van Schie
January 1, 1686 Sat for his oil portrait by artist Johannes Verkolje (1650-1693)
January 1, 1686 Published Cinnaber Naturalis (Natural Cinnabar), Letters 48 - 52
January 1, 1686 Published Levende Dierkens (Living Animals), Letters 28 - 31, 34 - 36
January 22, 1686 Wrote Letter 48 of 1686-01-22 (AB 89) to Members of the Royal Society
January 27, 1686 The Royal Society elected Edmond Halley as clerk

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