KEY AND INDEX 



summary of his doctrines as Ramony Cajal, Dr. S., demon 

 quoted by Diogenes, 1, 122; stration of independent nerve 

 an agnostic as regards the 

 current Greek religion, 1, 127. 



QUADRANT, the instrument de- 

 vised by Hadley for measur- 

 ing the altitude of astronom- 

 ical bodies, 7, 20. 



filaments, 4, 283; importance 

 of discovery, 4, 285. 

 Ramsay, Sir William, and new 

 gases, 6, 82-92; laboratory 

 and equipment of, 5, 83; 

 characterizes the importance 

 of industrial chemistry , 6, 299. 



Question as to living forms on Rankine, William John Mac- 



quorn, had a part in perfect- 

 ing theory of steam engine, 



other worlds, 5, 220. 

 Quinine, its introduction, 2, 185. 

 Quinquet, an oil lamp invented b, 115. 



by him, 6, 205. Raphael, took active interest in 



copper engraving, 8, 194. 



RABIES, or hydrophobia, slow in Rawlinson, Canon, his estimate 



of Babylonian influence, 1, 

 82; contrasted with that of 

 Diodorus, 1, 83. 

 Rawlinson, Sir Henry, "father 

 of Assyriology," 4, 229; 6, 9; 



development, 6, 182; its treat- 

 ment by inoculation at the 

 Pasteur Institute, 5, 183. 

 Rackenzaun, Anthony, his work 

 on storage-battery systems, 



7, i 



Radio- 



o-active bodies, nature of 



helped to decipher the Assy- 

 rian hieroglyphics, 8, 228. 



emanations from, 6, 102; dif- Rayleigh, Lord of the Royal 



ferent kinds of rays produced 

 by, 6, 103; source of energy 

 of, 6, 1 06; suggestion that 

 this energy may some day be 

 utilized in the propulsion of 

 mechanisms, 6, 318. 

 Radio-activity," 6, 97- 



Institution, experiments with 

 gases, 6, 85; his laboratory 

 experiments with the fixa- 

 tion of nitrogen, 6, 306. 

 Raynaud, invented a moving- 

 picture machine called the 

 praxinoscope, 8, 249. 



rty, 



termed by Madame Curie, 6, Reade, Rev. J. B., discoverer of 

 101; source of energy of, 6, a " gallo-nitrate process," 8, 

 1 06; and the structure of the 



107; 



Becquerel, 8, 220. 

 Radiolarians, the discovery of 



atom, 5,^107; discovered by Re, Filipo, his theories of radio- 

 activity, 6, 1 06. 

 R6aumur, Ren6, the stomach 



numerous species by Ernst 

 Haeckel, 5, 154; part played 



as a grinding or triturating 

 organ, settled by, 4, 88; his 

 experiments with gastric juice, 

 4,89. 



Curie and his wife, 6, 100; Red corpuscles of the human 

 power of, in penetrating sub- 

 stances, 5, 101, 102; an ele- 



in evolution, 5, 155. 

 Radium, discovered by Pierre 



blood, snape ol, settled by 

 Joseph Jackson Lister, 4, 



mentary substance, 5, 104; 114; functions of, 4, 135. 



Ramsay's experiments with, Refrigerator machines, use of 



ibid.; presence of helium in, 



6, 105; methods devised for 



testing heat given off by, 5, 

 no; its heat-giving qualities, 

 5, 2ii ; amount of energy 

 stored in, 6, 318. 



liquefied gases in, 5, 61-63. 



Rembrandt, the famous painter 



also a master etcher, 8, 196. 



Renard and Krebs, constructed 

 La France, a motor-driven 

 balloon, 7, 264. 



Ramillies, attacks on, by sub- Renucci, F., and the itch mite, 



marines, 7, 102. 



[ 2IO ] 



4, 206. 



