GENERAL INDEX 



phone, 8, 73; describes his 

 invention, 8, 74; contro- 

 versy with Gray, 8, 81. 



Bell, Dr. (Sir Charles), discovery 

 of motor and sensory nerves, 

 4, 249. 



Bell, Rev. Patrick, his design for 

 rotary engine described. 6,121. 



Bell, electric, mechanism of 

 operation, 6, 164. 



Belshazzar, mythical king of 

 Babylon whose name was 

 probably confounded with 

 that of the warrior son of 

 King Nabpnidus, 8, 106. 



Bensley, assisted Koenig in the 

 practical solution of the prob- 

 lem of the cylinder press, 8, 

 123. 



Berlin Institute of Hygiene, the, 

 6, 193-202; work of Pro- 

 fessor Koch in, 5, 194; work 

 of his successors in, 5 19 5 1 

 department of bacteriology 

 in, 5, 196; investigations of 

 the functions of the human 

 body in, 5, 197; models in 

 the Museum of Hygiene, 5, 

 198, 200; studies in problems 

 of ventilation, 6, 200. 



Berlin Institute of Pathology, 

 the, 6, 186-193; study of 

 diseases in, 6, 187; studies of 

 organic action and cellular 

 activities in, 6, 188; Vir- 

 chow's methods of teaching 

 in, 6, 191, 192. 



Berlin system of sewage-dis- 

 posal, the, 6, 199. 



Berliner, Emil, invented what 

 is known as a microphone 

 transmitter, 8, 83. 



Bernard, Claude, studies of the 

 ductless glands, 4, 137; dis- 

 covers that the blood under- 

 goes a change in passing 

 through the liver, 4, 138; 

 discovers that the sympathe- 

 tic nerves regulate the blood 

 supply, 4, 259; his discovery 

 of inhibitory nerves, 4, 261. 



Berosus, a Babylonian historian, 

 1,58. 



Berthez, Paul Joseph, champion 



of the Vitalists' system, 4 

 185- 



Berthollet, his refusal to accept 

 the atomic theory, 4, 41. 



Berzelius, Johan Jakob, accepts 

 Dalton's theory, 4, 41-44; 

 his binary theory, 4, 53; his 

 dualistic theory, 4, 55; coined 

 the word "isomerism," 4, 62. 



Besnier, the flying machine of, 

 7, 228. 



Bessel, predicted the existence 

 of the planet Neptune, 3, 

 42; measured the parallax of 

 a star in 1838, 3, 60. 



Bessemer, Sir Henry, 6, 291; 

 his discovery of the process 

 of converting cast-iron into 

 steel, 6, 292; the "Bessemer- 

 Mushet" process of making 

 steel, 6, 293; his costly ex- 



?eriments with the gyroscope, 

 ,218. 



Bianco, Signer Lo, chief of the 

 collecting department of the 

 Marine Biological Laboratory, 

 5, 122. 



Bichat, Marie Francpis, studies 

 of the animal and organic 

 systems of vertebrates, 4, 

 107; his division of anatom- 

 ical structures into sets of 

 tissues, 4, 108. 



Bicycle, application of lever- 

 principle to, 6,36; the devel- 

 opment of the, 7, 154; the 

 earliest bicycle introduced by 

 Baron von Drais, 7, 154; 

 the treadle-bicycle invented 

 by Kirkpatrick MacMillan, 

 7, 155; the pneumatic tire 

 introduced, 7, 155; the safety 

 bicycle 7, 156; its popularity 

 and its sudden abandonment, 

 7, 156. 



Biological Laboratory at Naples, 

 The Marine, Chapter V, 5, 1 13. 



"Biology," word coined inde- 

 pendently by Treviranus and 

 Lamarck, 4, 160. 



Biot, Jean Baptiste, investi- 

 gated the meteor of 1803, 3, 

 1 68; accounted for it on 

 scientific grounds, 3, 169. 



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