January 6, 1684 |
Authorized as curator to inspect estate of Willemtie Pieters Touw by her heir |
February 26, 1684 |
Francis Aston wrote to Leeuwenhoek about the importance of his work |
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 |
June 15, 1684 |
Visited Christiaan Huygens in Den Haag with the Durven brothers |
July 25, 1684 |
Wrote Letter 42 of 1684-07-25 (AB 81) to Members of the Royal Society |
July 27, 1684 |
Christiaan Huygens gossiped about Maria Duyst in a letter to his brother Constantijn Huygens |
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 |
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 1, 1685 |
cousin Maerten Huijchs Leeuwenhoek appointed tax farmer |
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 |
May 31, 1685 |
Maria Duyst van Voorhout married Frederik Adriaan van Reede van Renswoude |
June 22, 1685 |
Visited by John Locke |
July 2, 1685 |
sister Catharina Leeuwenhoek 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 |
July 24, 1685 |
Anthonie Heinsius wrote to Leeuwenhoek about Robert Boyle's request for an examination of cochineal |
August 10, 1685 |
Wrote letter of 1685-08-10 (AB 86) to Anthonie Heinsius |
August 21, 1685 |
Anthonie Heinsius wrote to Leeuwenhoek about Robert Boyle's reaction to the letter about cochineal |
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 6, 1685 |
Visited by Karl von Hessen-Kassel and Willem Meester |
October 12, 1685 |
Wrote Letter 47 of 1685-10-12 (AB 88) to Members of the Royal Society |
December 17, 1685 |
Constantijn Huygens wrote to Leeuwenhoek about root trees |
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 |
March 2, 1686 |
Edmond Halley wrote a letter to Leeuwenhoek reviewing his recent "ingenious and curious communications" |
March 12, 1686 |
Thomas Gale replied for the Royal Society about objections to an earlier letter |
March 16, 1686 |
Antonio Magliabechi wrote to Leeuwenhoek, a "most courteous and agreeable letter" |
April 2, 1686 |
Wrote Letter 49 of 1686-04-02 (AB 90) to Members of the Royal Society |
April 14, 1686 |
Wrote letter of 1686-04-14 (AB 91) to Antonio Magliabechi |
May 14, 1686 |
Wrote Letter 50 of 1686-05-14 (AB 92) to Members of the Royal Society |
May 19, 1686 |
The Royal Society decided to send a gift to Leeuwenhoek |
May 25, 1686 |
Edmond Halley wrote a letter to Leeuwenhoek about a gift from the Royal Society and requesting some portraits |
June 8, 1686 |
Bought a burial section in the Oude Kerk |
June 10, 1686 |
Wrote Letter 51 of 1686-06-10 (AB 93) to Members of the Royal Society |
June 16, 1686 |
The Royal Society officers declared their satisfaction with election of Edmond Halley |
July 10, 1686 |
Wrote Letter 52 of 1686-07-10 (AB 94) to Members of the Royal Society |
September 7, 1686 |
Examined silkworm eggs |
September 10, 1686 |
Wrote letter of 1686-09-10 (AB 95) to Daniël Papenbroek |
October 30, 1686 |
Wrote letter of 1686-10-30 (AB 96) to Antonio Magliabechi |
November 5, 1686 |
Visited by Jacob Gronovius |
January 1, 1687 |
cousin Maarten Pieters Hogenhouck (1650-1720) appointed to Veertigraad, served 1687-1720 |
January 1, 1687 |
Published Vervolg der Brieven (Continuation of the Letters), Letters 53 - 60 |
January 1, 1687 |
Published Anatomia Seu Interiora Rerum (Interior Anatomy), Letters 43, 42, 38 |
January 1, 1687 |
Published Anatomia Seu Interiora Rerum (Interior Anatomy), 19 Letters from 28 - 52 |
January 11, 1687 |
cousin Magdaleentje (Helena) Maertens Leeuwenhoek married Barent van Frijtom |
March 1, 1687 |
Wrote letter of 1687-03-01 (AB 97) to James II, King of England |
March 28, 1687 |
mentor Constantijn Huygens died |
April 4, 1687 |
Wrote Letter 53 of 1687-04-04 (AB 98) to Members of the Royal Society |
April 5, 1687 |
Guarantor for Johan Francisco de Raet when he became a citizen of Delft |
May 9, 1687 |
Wrote Letter 54 of 1687-05-09 (AB 99) to Members of the Royal Society |
June 11, 1687 |
cousin Adriaen Lambrechts Leeuwenhoek admitted as notary |
June 13, 1687 |
Wrote Letter 55 of 1687-06-13 (AB 100) to Members of the Royal Society |
July 11, 1687 |
Wrote Letter 56 of 1687-07-11 (AB 101) to Members of the Royal Society |
August 6, 1687 |
Wrote Letter 57 of 1687-08-06 (AB 102) to Members of the Royal Society |
September 9, 1687 |
Wrote Letter 58 of 1687-09-09 (AB 103) to Members of the Royal Society |
October 7, 1687 |
Appointed curator of the insolvent estate of Evert van der Sijde |
October 17, 1687 |
Wrote Letter 59 of 1687-10-17 (AB 104) to Members of the Royal Society |
November 24, 1687 |
nephew Johannes Adriaans Swalmius married Magdelena van Mierop |
November 28, 1687 |
Wrote Letter 60 of 1687-11-28 (AB 105) to Members of the Royal Society |
January 1, 1688 |
Published Vervolg der Brieven (Continuation of the Letters), Letters 53 - 60 (2nd) |
April 2, 1688 |
printer-bookseller Hendrik van Cronevelt bought the house next door |
May 25, 1688 |
Wrote Letter 61 of 1688-05-25 (AB 106) to Members of the Royal Society |
July 6, 1688 |
Wrote Letter 62 of 1688-07-06 (AB 107) to Members of the Royal Society |
August 3, 1688 |
Wrote Letter 63 of 1688-08-03 (AB 108) to Members of the Royal Society |
August 24, 1688 |
Wrote Letter 64 of 1688-08-24 (AB 109) to Members of the Royal Society |
September 7, 1688 |
Wrote Letter 65 of 1688-09-07 (AB 110) to Members of the Royal Society |
September 23, 1688 |
Wrote letter of 1688-09-23 (AB 111) to Melchisedec Thevenot |
November 1, 1688 |
Published Den Waaragtigen Omloop des Bloeds (On the True Circulation of Blood), Letter 65 |
January 1, 1689 |
Published Tweede Vervolg der Brieven (Second Continuation of the Letters), Letters 61 - 67 |
January 1, 1689 |
Published Continuatio Epistolarum (Continuation of the Letters), Letters 53-60 |
January 12, 1689 |
Wrote Letter 66 of 1689-01-12 (AB 113) to Members of the Royal Society |
January 12, 1689 |
Wrote letter of 1689-01-12 (AB 112) to Robert Boyle |
March 6, 1689 |
Christiaan Huygens wrote to Leeuwenhoek about other places to see the circulation of blood |
April 1, 1689 |
Did not write any letters between 1689 04-01 and 1691 09-18 |
April 1, 1689 |
Wrote Letter 67 of 1689-04-01 (AB 114) to Members of the Royal Society |
April 13, 1689 |
Appointed guardian of the children of Jacob Bellart |
May 27, 1689 |
Anthonie Heinsius became Grand Pensionary of the States of Holland |
June 21, 1689 |
nephew Adriaan Johannes Swalmius baptized, witnessed by Antony and Cornelia |
October 19, 1689 |
cousin Adriaen Lambrechts Leeuwenhoek married Eva Jacobs Overschie |
March 6, 1690 |
Christiaan Huygens wrote to Leeuwenhoek about liquids in glass balls and Iceland crystal |
April 3, 1690 |
cousin Maarten Lambrechts Leeuwenhoek married Margareta Pieters van Limburg |
April 17, 1690 |
daughter Maria made a will |
September 7, 1690 |
Bought the other part of the garden outside the walls of the city |
January 1, 1691 |
Published Onsigtbare Verborgentheden (Invisible Mysteries), Letters 38, 42, 43 (2nd) |
March 2, 1691 |
Gottfried Leibniz wrote to Christiaan Huygens praising Leeuwenhoek |
September 11, 1691 |
William Stanley wrote to Leeuwenhoek that the members of the Royal Society "wish their services to be presented to me" |
September 18, 1691 |
Wrote letter of 1691-09-18 (AB 115) to Antonio Magliabechi |
November 27, 1691 |
Wrote Letter 68 of 1691-11-27 (AB 116) to Members of the Royal Society |
December 2, 1691 |
mentor Cornelis 's Gravesande died |
December 5, 1691 |
mentor Cornelis 's Gravesande buried |
December 6, 1691 |
brother-in-law Jan Jacobs de Molijn buried |
January 4, 1692 |
Wrote Letter 69 of 1692-01-04 (AB 117) to Members of the Royal Society |
January 13, 1692 |
niece Geertruijt Jans de Molijn inherited property from her father Jan Jacobs |
February 1, 1692 |
Wrote Letter 70 of 1692-02-01 (AB 118) to Members of the Royal Society |
February 1, 1692 |
Robert Hooke called Leeuwenhoek the microscope's "single votary" |
February 2, 1692 |
Richard Waller wrote to Leeuwenhoek about his recent observations and the structure of grass |
March 7, 1692 |
Wrote Letter 71 of 1692-03-07 (AB 119) to Members of the Royal Society |
March 19, 1692 |
Reimbursed for purchase of distilled water and wine |
April 22, 1692 |
Wrote Letter 72 of 1692-04-22 (AB 120) to Richard Waller |
June 24, 1692 |
Wrote Letter 73 of 1692-06-24 (AB 121) to Members of the Royal Society |
July 22, 1692 |
Christiaan Huygens began second series of observations of microbes replicating and expanding on Leeuwenhoek's |
August 12, 1692 |
Wrote Letter 74 of 1692-08-12 (AB 122) to Members of the Royal Society |
September 16, 1692 |
Wrote Letter 75 of 1692-09-16 (AB 123) to Members of the Royal Society |
September 23, 1692 |
Wrote letter of 1692-09-23 (AB 124) to Mary, Queen of Great Britain |
October 20, 1692 |
Christiaan Huygens wrote to Leeuwenhoek about spontaneous generation and praised his work and diligence |
November 29, 1692 |
cousin Sara Maertens Leeuwenhoek married Cornelis Luda |
December 21, 1692 |
cousin Jacob Adriaens Leeuwenhoek (1692-1724) baptized |
January 1, 1693 |
editor Richard Waller began publishing Leeuwenhoek again |
March 25, 1693 |
Published Derde Vervolg der Brieven (Third Continuation of the Letters), Letters 68 - 75 |
April 4, 1693 |
Received an honorarium from the city for his books of letters |
April 28, 1693 |
Richard Waller wrote to Leeuwenhoek about colors of feathers and univocal generation |
May 23, 1693 |
De la Croze called Leeuwenhoek a "curious Observer of Nature" |
July 1, 1693 |
Wrote letter of 1693-07-01 (AB 125) to Richard Waller |
August 18, 1693 |
Pieter Rabus wrote to Leeuwenhoek praising his accomplishments and including a laudatory poem |
August 24, 1693 |
George Garden wrote to Leeuwenhoek about the role of egg and ovaries in reproduction |
September 18, 1693 |
Paul Durven appointed curator |
September 26, 1693 |
cousin Sara Maertens Leeuwenhoek buried |
October 15, 1693 |
Wrote Letter 76 of 1693-10-15 (AB 126) to Members of the Royal Society |
October 27, 1693 |
Wrote letter of 1693-10-27 (AB 127) to Pieter Rabus |
November 19, 1693 |
nephew Johannes Adriaans Swalmius buried |
November 21, 1693 |
Appointed guardian of his dying wife Cornelia Swalmius |
November 30, 1693 |
Hans Sloane was elected Secretary of the Royal Society and editor of Philosophical Transactions. He published 68 articles by Leeuwenhoek over the next twenty years. |
December 5, 1693 |
Rented St. Agnieten Tooren from the city for 12 years |
December 7, 1693 |
wife Cornelia Swalmius made a will |
December 8, 1693 |
Wrote letter of 1693-12-08 (AB 128) to Richard Waller |