February 18, 1677 |
The Royal Society read the second part of Leeuwenhoek's long letter of October 9, 1676 |
February 22, 1677 |
Henry Oldenburg wrote to Leeuwenhoek for more details about his method for observing little animals |
March 4, 1677 |
Henry Oldenburg wrote to Leeuwenhoek requesting that he examine muscle fibers and brains |
March 8, 1677 |
The Royal Society read the third part of Leeuwenhoek's long letter of October 9, 1676. |
March 8, 1677 |
Named quartermaster of the 2nd quarter |
March 12, 1677 |
Maria Thins filed a legal action to prevent Leeuwenhoek from selling The Art of Painting |
March 15, 1677 |
Organized the auction of Vermeer's remaining paintings |
March 23, 1677 |
Wrote Letter 19 of 1677-03-23 (AB 31) to Henry Oldenburg |
March 25, 1677 |
The Royal Society published Michael Butterfield's letter about melting glass to make spherical lenses |
March 25, 1677 |
The Royal Society published Leeuwenhoek's letter of October 9, 1676, reporting microbes in infusions |
March 29, 1677 |
The Royal Society read Leeuwenhoek's letter of March 23, 1677 |
April 20, 1677 |
Henry Oldenburg wrote to Leeuwenhoek relaying the compliments of the members of the Royal Society |
May 14, 1677 |
Wrote Letter 20 of 1677-05-14 (AB 32) to Henry Oldenburg |
May 18, 1677 |
Benedict Haan and Henry Cordes wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions |
May 27, 1677 |
The Royal Society read Leeuwenhoek's letter of May 14, 1677 |
June 2, 1677 |
Robbert Gordon wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions |
August 7, 1677 |
Henry Oldenburg wrote to Leeuwenhoek; sent Philosophical Transactions no. 136 |
August 13, 1677 |
Aldert Hodenpijl wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions |
August 21, 1677 |
Johannes Boogert, Robert Poitevin, and W. van der Burch wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions |
August 30, 1677 |
Alex Petrie wrote to the Royal Society attesting to microbes in Leeuwenhoek's infusions |
September 5, 1677 |
mentor Henry Oldenburg died in London |
October 5, 1677 |
Wrote Letter 21 of 1677-10-05 (AB 33) to Henry Oldenburg |
October 15, 1677 |
The Royal Society requested that Robert Hooke try to replicate Leeuwenhoek's observations |
October 16, 1677 |
Wrote letter of 1677-10-16 (AB 34) to William Brouncker |
November 1, 1677 |
Robert Hooke failed to demonstrate "minute animals" in pump water. The Royal Society read the testimonials from people in Delft. |
November 8, 1677 |
Using an improved microscope, Hooke again failed |
November 9, 1677 |
Wrote Letter 22 of 1677-11-09 (AB 35) to William Brouncker |
November 15, 1677 |
Robert Hooke finally succeeded in replicating Leeuwenhoek's observations of little animals |
November 15, 1677 |
Bought land near Berkelse Meer |
December 1, 1677 |
Robert Hooke wrote to Leeuwenhoek verifying his observations in pepper water |
December 2, 1677 |
Wrote letter of 1677-12-02 (AB 36) to William Brouncker |
December 6, 1677 |
Robert Hooke demonstrated the superiority of single-lens over double-lens microscopes |
December 8, 1677 |
Constantijn Huygens wrote to Leeuwenhoek about his observations of sperm |
January 1, 1678 |
Robert Hooke's Lectures and Collections: Cometa, Microscopium published |
January 1, 1678 |
Nehemiah Grew wrote to Leeuwenhoek asking him to further observe sperm |
January 14, 1678 |
Wrote Letter 23 of 1678-01-14 (AB 37) to Robert Hooke |
February 1, 1678 |
Empowered a Gouda notary to sell Vermeer's property to help pay Catherine Bolnes's creditors |
February 28, 1678 |
Christiaan Huygens began series of observations of microbes replicating and expanding on Leeuwenhoek's |
March 14, 1678 |
Robert Hooke read his paper about his microscopic observations and methods |
March 18, 1678 |
Wrote Letter 24 of 1678-03-18 (AB 38) to Nehemiah Grew |
April 18, 1678 |
Robert Hooke wrote to Leeuwenhoek that King Charles saw the little animals in pepper water |
April 28, 1678 |
Jan Swammerdam called Leeuwenhoek "biased, and reasons in a very barbarical way" |
May 9, 1678 |
niece Maria Jans de Molijn buried |
May 31, 1678 |
Wrote Letter 25 of 1678-05-31 (AB 39) to Nehemiah Grew |
June 13, 1678 |
Christiaan Huygens wrote to Nehemiah Grew about seeing the sperm in human semen |
July 4, 1678 |
Lambert Twent named first postmaster of Delft |
September 27, 1678 |
Wrote Letter 26 of 1678-09-27 (AB 40) to Nehemiah Grew |
October 14, 1678 |
sister Margrieta Philips Leeuwenhoek buried |
October 31, 1678 |
Christiaan Huygens's method of melting powdered glass to make a spherical lens |
November 6, 1678 |
daughter Maria registered as a member of the Hervormde Gemeente Delft (Reformed Church in Delft) |
December 26, 1678 |
Wrote letter of 1678-12-26 (AB 41) to Constantijn Huygens |
January 25, 1679 |
Authorized to administer the estate of Ernst Gerrits de Bruijn |
February 10, 1679 |
Appointed curator; Johannes Blaucamer guarantor |
February 21, 1679 |
Wrote Letter 27 of 1679-02-21 (AB 42) to Nehemiah Grew |
April 1, 1679 |
cousin Maerten Huijchs Leeuwenhoek appointed tax master |
April 25, 1679 |
Wrote Letter 28 of 1679-04-25 (AB 43) to Nehemiah Grew |
April 27, 1679 |
Wrote letter of 1679-04-27 (AB 44) to Constantijn Huygens |
May 1, 1679 |
Visited by James, Duke of York, and "several high personages" |
May 4, 1679 |
mentor Constantijn Huygens called Leeuwenhoek the "magician of Delft" |
May 11, 1679 |
Wrote letter of 1679-05-11 (AB 45) to Lambert van Velthuysen |
May 15, 1679 |
Wrote letter of 1679-05-15 (AB 46) to Christiaan Huygens |
May 20, 1679 |
Wrote letter of 1679-05-20 (AB 47) to Constantijn Huygens |
June 13, 1679 |
Wrote letter of 1679-06-13 (AB 48) to Nehemiah Grew |
June 13, 1679 |
Wrote letter of 1679-06-13 (AB 49) to Lambert van Velthuysen |
July 11, 1679 |
Wrote letter of 1679-07-11 (AB 50) to Lambert van Velthuysen |
August 15, 1679 |
Appointed city inspector of imported and exported liquids / wine gauger |
August 25, 1679 |
Called "an illiterate, but ingenious man" by Peter Pels |
September 4, 1679 |
colleague Nicolaas van der Sloot appointed co-wine gauger |
September 17, 1679 |
Paid tax on his personal stock of wijn |
October 13, 1679 |
Wrote letter of 1679-10-13 (AB 51) to Robert Hooke |
October 30, 1679 |
cousin Pieter Abrahams Hogenhouck buried |
November 1, 1679 |
Philosophical Collections number 1 published in London; one letter by Leeuwenhoek |
November 14, 1679 |
Wrote letter of 1679-11-14 (AB 52) to Lambert van Velthuysen |
November 20, 1679 |
Wrote letter of 1679-11-20 (AB 53) to Robert Hooke |
January 12, 1680 |
Wrote Letter 29 of 1680-01-12 (AB 54) to Robert Hooke |
January 16, 1680 |
Wrote letter of 1680-01-16 (AB 55) to Robert Hooke |
February 2, 1680 |
Robert Hooke inquired whether Leeuwenhoek would accept election to the Royal Society |
February 7, 1680 |
microscopist Jan Swammerdam died |
February 8, 1680 |
Elected a Fellow by the Royal Society |
February 13, 1680 |
Wrote letter of 1680-02-13 (AB 56) to Robert Hooke |
February 18, 1680 |
cousin Margaretha (Grietjen) Huijchs Leeuwenhoek married Gijsbert Pieterse Cruijt |
February 22, 1680 |
Thomas Gale authorized by the Royal Society to send diploma with seal to Leeuwenhoek |
March 1, 1680 |
The Royal Society discussed Leeuwenhoek's diploma |
March 4, 1680 |
The Royal Society discussed a silver box for Leeuwenhoek's diploma |
March 7, 1680 |
Thomas Gale sent Leeuwenhoek official notice of his election as member of the Royal Society |
March 14, 1680 |
The Royal Society further discussed Leeuwenhoek's diploma |
April 5, 1680 |
Wrote Letter 30 of 1680-04-05 (AB 57) to Robert Hooke |
April 22, 1680 |
Robert Hooke sent Leeuwenhoek official notice of his election as member of the Royal Society |
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 |
May 13, 1680 |
Wrote Letter 31 of 1680-05-13 (AB 60) to Thomas Gale |
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 |
January 8, 1681 |
Appointed curator of the abandoned estate of Willemtie Pieters Touw |
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 1, 1682 |
Visited by Cornelis Bontekoe |
January 10, 1682 |
Philosophical Collections number 4 published in London; one letter by Leeuwenhoek |
January 28, 1682 |
Received fees from new citizens in the name of the city's camerbewaarders and messengers |
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 |
March 10, 1682 |
Robert Hooke wrote to Leeuwenhoek that his observations were well received by the Royal Society |
March 16, 1682 |
Robert Hooke wrote to Leeuwenhoek that his observations of shellfish muscles were well received by the Royal Society and concurred with his own |
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 1, 1683 |
Visited by Marie-Anne Mancini, Duchess of Bouillon and others |
January 22, 1683 |
Wrote Letter 37 of 1683-01-22 (AB 70) to Christopher Wren |
February 8, 1683 |
Received assistant wine gauger for emergencies |
February 16, 1683 |
Francis Aston wrote to Leeuwenhoek; invited him to investigate colors |
March 17, 1683 |
Francis Aston wrote to Leeuwenhoek about new Royal Society officers |
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 10, 1683 |
Anthonie Heinsius wrote to Leeuwenhoek about recent observations of generation |
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 1, 1683 |
Francis Aston wrote to Leeuwenhoek about the translation of a Dutch phrase |
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 Schobbens in de Mond (Scales in the Mouth), Letter 40 |
January 1, 1684 |
Published Eyerstok (Ovary), Letters 37, 39 |
January 1, 1684 |
Published Eyerstok (Ovary), Letter 37 |
January 1, 1684 |
Published Humor Cristallinus (Crystalline Humor), Letter 41 |
January 1, 1684 |
Daniel Gaesbeeck wrote to Leeuwenhoek about why he was publishing his letters |
January 1, 1684 |
Published Onsigtbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 33 |
January 1, 1684 |
Published Onsigtbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 39 |
January 1, 1684 |
Published Onsigtbare Geschapene Waarheden (Invisible Creation Truths), Letters 32, 33, 39 |