April 28, 1673 |
Wrote Letter L-001 of 1673-04-28 to Henry Oldenburg about mould and a bee's stinger and eye |
August 15, 1673 |
Wrote Letter L-002 of 1673-08-15 to Henry Oldenburg about the bee, the movement of liquids in wood and food in a louse, and the composition of air |
November 8, 1673 |
Wrote Letter L-003 of 1673-11-08 to Henry Oldenburg about globules in milk and in blood and his theory on the structure and growth of hair and of tumours |
April 5, 1674 |
Wrote Letter L-005 of 1674-04-05 to Constantijn Huygens about globules in milk and blood and the growth of hair; first mention of red blood corpuscles |
April 7, 1674 |
Wrote Letter L-006 of 1674-04-07 to Henry Oldenburg about globules in milk and blood, the growth of hair and nails, and the anatomy of a louse |
April 16, 1674 |
Wrote Letter L-008 of 1674-04-16 to Henry Oldenburg about the delivery of his letters and asking Oldenburg to befriend van Conincxbrugh |
April 24, 1674 |
Wrote Letter L-009 of 1674-04-24 to Constantijn Huygens about his further observations about blood, bones, teeth, and salt |
June 1, 1674 |
Wrote Letter L-011 of 1674-06-01 to Henry Oldenburg about movement of liquid in capillary tubes, structure of body parts, growth of skin, and the size of red blood cells |
July 6, 1674 |
Wrote Letter L-012 of 1674-07-06 to Henry Oldenburg bout sweat, hair, fat, tears, and improved capillary tubes |
September 7, 1674 |
Wrote Letter L-014 of 1674-09-07 to Henry Oldenburg, stating that he will send further observations |
September 7, 1674 |
Wrote Letter L-015 of 1674-09-07 to Henry Oldenburg about the anatomy of the eye and optic nerve of a cow, minerals eg. salt, clay, English and Flemish earth; first mention of protozoa in stagnant water |
October 19, 1674 |
Wrote Letter L-016 of 1674-10-19 to Henry Oldenburg about eggs in the bile of cow, sheep, rabbits and poultry, the structure of metals, skin, and the bladder, and theories about the sense of taste. |
December 4, 1674 |
Wrote Letter L-018 of 1674-12-04 to Henry Oldenburg about optic nerves and sight; enclosed specimen of cow's optic nerve |
December 26, 1674 |
Wrote Letter L-019 of 1674-12-26 to Constantijn Huygens, enclosing a drawing of the optic nerve and excerpts from two recent letters |
January 22, 1675 |
Wrote Letter L-021 of 1675-01-22 to Henry Oldenburg about a new technique for observing blood and sectioned brain tissue; optic nerve, smoke, gunpowder, and scorpions |
February 11, 1675 |
Wrote Letter L-022 of 1675-02-11 to Henry Oldenburg about crystals, vinegar, soap, spices, cod, louse, and oak leaf. |
March 26, 1675 |
Wrote Letter L-024 of 1675-03-26 to Henry Oldenburg about meals, seeds, and pearls; transparency; movement of fluids in plants and animals |
August 14, 1675 |
Wrote Letter L-026 of 1675-08-14 to Henry Oldenburg about blood, taste of saps, sugar, and salt, and the mechanics of taste and digestion |
December 20, 1675 |
Wrote Letter L-028 of 1675-12-20 to Henry Oldenburg about various omissions in previous letters, small animals in water, his theory of “globules”, and the aerometer he devised |
January 1, 1676 |
Wrote Letter L-029 of some time in 1676 to Theodore Craanen about gold and mercury |
January 22, 1676 |
Wrote Letter L-031 of 1676-01-22 to Henry Oldenburg about forwarding his mail and about sending his observations of little animals in water |
February 22, 1676 |
Wrote Letter L-034 of 1676-02-22 to Henry Oldenburg about hair, cow skin, horn, and bone, inviting Hooke's response |
April 21, 1676 |
Wrote Letter L-035 of 1676-04-21 to Henry Oldenburg about movement of liquid in ash and other trees, little animals in wine, and cinnamon and taste |
May 29, 1676 |
Wrote Letter L-037 of 1676-05-29 to Henry Oldenburg about disagreements with Grew about the structure of wood and a further account of the vessels, fibres, and medullary rays of wood |
July 28, 1676 |
Wrote Letter L-038 of 1676-07-28 to Henry Oldenburg; now lost |
July 28, 1676 |
Wrote Letter L-039 of 1676-07-28 to Robert Boyle about the effects of air on ammonia and copper |
October 9, 1676 |
Wrote Letter L-040 of 1676-10-09 to Henry Oldenburg about little animals in various waters and spice infusions, the relationship of their shape to taste, and whether there were little animals in the air |
October 30, 1676 |
Wrote Letter L-043 of 1676-10-30 to Henry Oldenburg about his discussions with Grew and Boyle as well as the unreliability of the postal system |
November 7, 1676 |
Wrote Letter L-045 of 1676-11-07 to Constantijn Huygens summarizing the observations of little animals in Letter L-040 |
November 27, 1676 |
Wrote Letter L-047 of 1676-11-27 to Henry Oldenburg, now lost |
February 15, 1677 |
Wrote Letter L-051 of 1677-02-15 to Christiaan Huygens to thank him for translating a letter into French |
March 23, 1677 |
Wrote Letter L-054 of 1677-03-23 to Henry Oldenburg about the quantity of little creatures in one drop of water |
May 14, 1677 |
Wrote Letter L-056 of 1677-05-14 to Henry Oldenburg about muscles, blood, the movement of fluids in fruit, moxa, and cotton |
October 5, 1677 |
Wrote Letter L-058 of 1677-10-05 to Henry Oldenburg about skin, eels, fleas, and measuring and counting the little animals; enclosed testimonials |
October 16, 1677 |
Wrote Letter L-059 of 1677-10-16 to William Brouncker; he is sending some observations and a Latin translation |
November 9, 1677 |
Wrote Letter L-060 of 1677-11-09 to William Brouncker about sperm and their movements in fresh human semen |
December 2, 1677 |
Wrote Letter L-061 of 1677-12-02 to William Brouncker; now lost |
January 1, 1678 |
Wrote Letter L-064 of some time in 1678 to Robert Boyle; now lost |
January 14, 1678 |
Wrote Letter L-067 of 1678-01-14 to Robert Hooke about human blood, blood transfusions, flea larvae, and little animals in pepper water |
February 14, 1678 |
Wrote Letter L-069 to Joseph Williamson, as Grew had requested |
March 18, 1678 |
Wrote Letter L-070 of 1678-03-18 to Nehemiah Grew about sperm in other animals and what Harvey and de Graaf got wrong about reproduction |
May 31, 1678 |
Wrote Letter L-073 of 1678-05-31 to Nehemiah Grew about teeth, bone, hair, and sperm and what de Graaf got wrong about ovulation |
September 27, 1678 |
Wrote Letter L-074 of 1678-09-27 to Nehemiah Grew about sweat and globules in saliva and blood |
December 26, 1678 |
Wrote Letter L-077 of 1678-12-26 to Constantijn Huygens about how son Christiaan's observations of little animals correspond to his own |
February 21, 1679 |
Wrote Letter L-078 of 1679-02-21 to Nehemiah Grew about cod sperm and about not finding any little animals in blood or saliva |