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Letters |
Wrote Letter L-265 of 1695-08-15 to Antonio Magliabechi, the dedication of Arcana Naturae Detecta |
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Letters |
Wrote Letter L-266 of 1695-08-16 to inform Antonio Magliabechi that he has dedicated Arcana Naturae Detecta to him; he mentions the visit of the Elector Palatine |
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Letters |
Wrote Letter L-267 of 1695-08-18 to Anthonie Heinsius about detonating gunpowder in a closed glass bulb and measuring the increase in volume after the explosion; in a partial vacuum, glass bulbs may implode |
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Letters |
Wrote Letter L-268 of 1695-08-20 to Frederik Adriaan van Reede about again about oysters and their sperm and aphids and other parasites |
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Letters |
Wrote Letter L-270 of 1695-09-10 to Pieter Rabus about his attempt to breed maggots with his own ear-wax as food and a movement in his ear due to the vibration of a little hair against the ear-drum |
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Letters |
Wrote Letter L-271 of 1695-09-18 to Johann Wilhelm von Pfalz-Neuburg about swan mussel sperm, eggs, embryos, and locomotion, small animals as food for larger ones and oysters and their larvae; he again refutes spontaneous generation |
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Letters |
Wrote Letter L-274 of 1695-10-18 to Antonio Magliabechi to accompany a parcel of books, which Leeuwenhoek gave to Baron Bettino Riasoli for delivery |
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Letters |
Wrote Letter L-276 of 1695-10-31 to Magliabechi to acknowledge the receipt of Magliabechi's Letter L-272, to report on the books he sent and on his recent Letter L-271 to Johann Wilhelm von Pfalz-Neuburg |
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Letters |
Wrote Letter L-277 of 1695-10-31 to Jacob Calckberner to request that he forward a package of books to Magliabechi |
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Letters |
Wrote Letter L-279 of 1695-11-03 to Johann Wilhelm von Pfalz-Neuburg about larvae from swan mussels, little animals in water taken out of swan mussels, and extracts from letters to Oldenburg and Brouncker about the quantity of little animals |
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Letters |
Wrote Letter L-281 of 1695-12-01 to Frederik Adriaan van Reede, the dedication of the Fifth Continuation of the Letters (Vijfde Vervolg der Brieven) |
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Letters |
Wrote Letter L-282 of 1695-12-22 to acknowledge the receipt of two letters by Magliabechi and to tell him once again that the books have been forwarded to him |
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Letters |
Wrote Letter L-283 of 1695-12-28 to Hendrik van Bleyswijk about herring, their stomach worms, the food in herring stomachs, and how small fish like herring catch food |
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Letters |
Wrote Letter L-285 of 1696-02-20 to Frederik Adriaan van Reede about the anatomy of the body louse, especially the sexual organs and the louse's rapid reproduction, and his opposition to Jonston's and Kircher's observations on lice |
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Letters |
Wrote Letter L-287 of 1696-03-08 to Nicolaas Witsen about white mace caused by vermin, a moth from a larva taken from mace, larvae and wings of the merchant grain beetle, and nutmeg; warehouses should be painted to protect spices from vermin |
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Letters |
Wrote Letter L-289 of 1696-06-01 to Pieter Rabus about dowsing rods and the hazel branches used to make them, iron, and loadstone |
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Letters |
Wrote Letter L-292 of 1696-07-06 to Nicolaas Witsen about his analysis of the mineral that Witsen sent with Letter L-291, ant stings, and lacquer particles on a tree that originate from the tree itself, not from ants |
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Letters |
Wrote Letter L-294 of 1696-07-10 to Nicolaas Witsen about demonstrating the rotation of the earth with the aid of a glass globe filled with water in which wax particles are floating. |
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Letters |
Wrote Letter L-295 of 1696-07-10 to the members of the Royal Society about the circulation of blood in eels; mites, figs, strawberries, and a lobster's leg; a transcription of Christiaan Huygens's Letter L-223 about the reproduction of eels |
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Letters |
Wrote Letter L-296 of 1696-07-16 to Frederik Adriaan van Reede about the male and female sexual organs of oysters and their larvae |
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Letters |
Wrote Letter L-297 of 1696-07-23 to Pieter Rabus honey-dew on lime-trees; moisture from vine tendrils leads to a theory on the production of lacquer in tropical trees; his Delft friend has lost the capacity to handle the dowsing-rod |
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Letters |
Wrote Letter L-300 of 1696-08-26 to Frederik Adriaan van Reede about plant-lice, its embryos and parasitization, black flies and their caterpillars on apple-trees, and English oysters from Zierikzee |
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Letters |
Wrote Letter L-301 of 1696-08-28 to Antonio Magliabechi to acknowledge receipt of Letter L-293, to inquire about the reaction of the grand duke to his work, and to thank Magliabechi for sending printed matter and book news from Italy |
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Letters |
Wrote Letter L-302 of 1696-08-29 to Hendrik van Bleyswijk about oak-wood containing beetle larvae, which appeared to be able to feed on wood, and the cause of the differences in quality of oak-wood |
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Letters |
Wrote Letter L-303 of 1696-09-07 to thank Magliabechi for Letter L-290 of 5 June and Letter L-293 of 8 July 1696 and to request that Magliabechi spare him exaggerated praise henceforth |
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Letters |
Wrote Letter L-305 of 1696-09-27 to Hendrik van Bleyswijk about the age of fishes, especially herring, using scales and the structure of greater weever's spine and the painfulness of its sting |
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Letters |
Wrote Letter L-306 of 1696-10-26 to Maarten Etienne van Velden to accompany a presentation copy of his printed letters, Sesde Vervolg Der Brieven (Sixth Continuation of the Letters) |
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Letters |
Wrote Letter L-307 of 1696-10-30 to a "gentleman in Brabant", a cover letter accompanying a copy of Sesde Vervolg der Brieven |
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Letters |
Wrote Letter L-309 of "latter part" of 1696 to Harmen van Zoelen about what I had learned from an East India Trader |
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Letters |
Wrote Letter L-314 of 1697-02-12 to Maarten Etienne van Velden, regretting Van Velden's difficulties caused by his defence of Copernicus and in support, enclosing a copy of a letter from a gentleman in Brabant |
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Letters |
Wrote Letter L-315 of 1697-02-19 to Hans Sloane about sending Sesde Vervolg der Brieven and wanting to receive the latest Philosophical Transactions and the works of Malpighi |
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Letters |
Wrote Letter L-316 of 1697-03-25 to the members of the Royal Society as a cover letter to Continuatio Arcanorum Naturae |
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Letters |
Wrote Letter L-318 of 1697-04-05 to the members of the Royal Society about experiments with magnets, a meniscus in a glass, and patients given 'sympathetic' powder as a medicine by a German quack doctor |
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Letters |
Wrote Letter L-320 of May 1697 to Victor van Beughem about how to distribute the enclosed copies of Continuatio Arcanorum Naturae |
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Letters |
Wrote Letter L-323 of 1697-06-06 to Antonio Magliabechi about marine fossils found in mountain rocks and the present of copies of Continuatio Arcanorum Naturae sent to Florence |
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Letters |
Wrote Letter L-324 of 1697-07-01 to Luca Giamberti to request that he send Magliabechi's gift book by a freighter from Cologne via Düsseldorf to Dordrecht |
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