GENERAL INDEX 



255; achromatic, invented, 

 2, 256. 



Telluric structure, the rigidity 

 of, 5, 212. 



Telpherage systems, 6, 261. 



Temperature, 3, 302, 303, 305, 

 306 ; means employed to mod- 

 ify, 5, 201. 



Tennant's discovery of chloride 

 of lime, 4, 26. 



Testu-Bressy, made a balloon 

 ascension mounted on the 

 back of a horse, 7. 242. 



Tetanus, discovery of toxine for, 

 4, 242. 



Teutonic, one of the first twin- 

 screw boats to make ocean 

 records, 7, 81. 



Textiles, The Manufacture of, 

 Chapter II, 8,38. 



Textiles, finishing textile fabrics, 

 9, 52; printing patterns on 

 the finished cloth, 9, 52; 

 finishing woolen goods by 

 "teasing," 9, 54; lace-making 

 and knitting machinery, 9, 

 55; modern origin of knitting 

 and crocheting, 9, 55; knit- 

 ting-machine invented by 

 Rev. William Lee, 9, 56; 

 Jedediah Strutt's invention 

 of a machine for knitting a 

 ribbed surface, 9, 56; Peter 

 Claussen invents a circular 

 knitting-machine, 9, 56; the 

 "latch needle" introduced by 

 M. Townsend, 9, 57. 



Thales the Milesian, foretold 

 the eclipse which stopped a 

 battle between the Lydians 

 and the Medes, 1, 103 ; one of 

 the Seven Wise Men of Greece, 

 1, 104; a link connecting the 

 learning of the old Orient with 

 the scholarship of the new 

 Occident, 1,105 ; predicted the 

 great eclipse, 585 B.C., 1, 106; 

 the father of Greek astronomy, 

 1, 1 06; a primitive geometer, 

 1, 107; is credited with five 

 geometrical truths, 1, 108; in- 

 ventor of science of triangula- 

 tion, 1, 1 08; thought the 

 eclipse of the sun a purely 



natural phenomenon, 1, 109; 

 a pioneer philosopher of the 

 West, 1, 115. 



Theophrastus, did for the vege- 

 table kingdom what Aristotle 

 did for the animal, 1, 188; his 

 work on the mineral kingdom 

 is the most notable that was 

 produced in antiquity, ibid. 



Theory, The Phlogiston, In 

 Chemistry, Chapter I, 4, 3. 



Theories, Modern, of Heat and 

 Light, Chapter VI, 3, 206. 



Theories of Organic Evolution, 

 Chapter VI, 4, 140. 



Thermometer invented by Gal- 

 ileo, 2, 119. 



Thimonnier, Barthel6my, in- 

 ventor of the first practical 

 sewing-machine, 9, 90. 



Thinite dynasty, the first, 1, 

 36. 



Third rails and trolleys, 7, 184. 



Thirteenth-century medicine, 2, 



Thompson, Benjamin (Count 

 Rumford), an American, 

 founder of the Royal In- 

 stitution of Great Britain, 6, 

 30; his experiments to de- 

 monstrate the vibratory the- 

 ory of heat, 3, 208. 



Thompson, Sir J. J., and the 

 nature of electricity, 5, 92-97 ; 

 and the source of energy of 

 radio-activity, 6, 107; his 

 hypotheses of the instability 

 of the atom, 5, 109; his con- 

 ception of the electron, 6, 1 58. 



Thompson, R. Campbell, his 

 studies of the astronomical 

 tablets of the Assyrians, 1, 64 ; 

 thought the Chaldean astrono- 

 mers had a kind of machine 

 for reckoning time, 1, 67. 



Thomson, Thomas, adopted the 

 atomic view of Dalton, 4, 44. 



Thomson, Sir William. See 

 Lord Kelvin. 



Thoria, its use in making gas 

 mantles, 6, 211; used in con- 

 nection with zirconia, alum- 

 ina, magnesia, etc., in making 

 gas mantles, 6, 211. 



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