A HISTORY OF SCIENCE 



discoveries in electricity, many of which are given in the 

 Phil. Trans. 



HOOKE, ROBERT. See vol. ii., p. 215. 



Microgr aphia, or Some Philosophical Descriptions of 

 Some Minute Bodies, London, 1665. An Attempt to Prove 

 the Motion of the Earth, London, 1674. Microscopical 

 Observations, London, 1780. Most of Hooke's important 

 discoveries were contributed as papers to the Royal 

 Society and are available in the Phil. Trans. 



HUYGENS, CHRISTIAN (1629-1695). See vol. ii., p. 218. 



Traite de la lumiere, Leyden, 1690. Complete works 

 were published at The Hague in 1888, under thetit le 

 GLuvres completes, by the Societe Hollandaise des Sciences. 

 These books have not been translated into English. 

 Huygens's famous paper on the laws governing the 

 collision of elastic bodies appeared in the Phil. Trans, of 

 the Royal Society for 1669. 



KEPLER, JOHANN. See vol. ii., p. 70. 



Astronomia nova de motibus stelloz Martis, Leipzig, 

 1609, contains Kepler's two first laws; and Harmonices 

 mundi, 1619, contains the third law, Phenomenon singulare, 

 sen Mercurius in sole, Leipzig, 1609. Joannis Kepleri 

 opera omnia, in 8 vols., Frankfort, 1858-1871. 



LEEUWENHOEK, ANTHONY VAN. See vol. ii., p. 179. 



His discoveries are mostly recorded in the Phil. Trans. 

 of the Royal Society, between the years 1673 and I 7 2 3 

 one hundred and twelve papers in all. His discovery 

 of bacteria is recorded in Phil. Trans, for 1683; and that 

 of the discovery of the capillary circulation of the blood 

 in Phil. Trans, for 1790. 



LINN^US, CAROLUS (1707-1778). See vol. ii., p. 299. 



His Sy sterna natures was published in 1735. Two years 

 later (1737) he published Genera plantarum, which is gen- 

 erally considered as the starting-point of modern botany. 

 His published works amount to more than one hundred 

 and eighty. 



MARIOTTE, EDME (died 1684). See vol. ii., p. 210. 



Essais de physique (four essays), Paris, 1676-1679. 

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