INDEX. 



Revaccinatiou, officials on the 

 value of, 280 

 alleged benefits of, 291 



Rhone glacier, ancient, 124 



River basins, rate of lowering of, 

 117 



Rivers crossing hills and moun- 

 tains, 119 



Rocks smothered by ice, 123 



Roads near London about 1750, 

 316 



Roches moutonnees, 122 



ROntgen rays, 40 



Rostan. Dr., on animal magnet- 

 ism, 195 



Rowley, Dr., on injury and 

 death after vaccination, 1805, 

 219 



Royal Commission accepts the 

 variolous test, 218 



Royal Commissioners should have 

 been statisticians, 235 



Rumford, Count, on heat as 

 motion, 51 



S 



Sanitary improvement in London, 

 1780-1820, 316 



Saturn's rings, nature of, 97 



Scandinavia, erratic blocks from, 

 123 



Scarlatina and diphtheria in 

 London, 250 



Scurvy common in the eighteenth 

 century, 319 



Seaports, cause of unhealthiness 

 of, 269 



Seventeenth century, inventions 

 in, 152 



theoretical discoveries in, 

 154 



Sewing-machine, 13 



Sherrard's " White Slaves of Eng- 

 land," 355 



Sherwell's " Life in West Lon- 

 don," 352 



Ships, antiquity of, 8 

 of war, modern, 334 



Shoe-making by machinery, 13 



Simon, Sir John, evidence for 

 vaccination must now be statis- 

 tical, 235 



Sixteenth century, discoveries in, 



152 



Sky, cause of blue color of, 70 

 Small-pox in London, 244 

 mortality in London, 246 

 in England, during registra- 

 tion, 253 



in Scotland and Ireland, 255 

 on the Continent, 259 

 in Sweden after vaccination, 



260 

 mortality not reduced by 



vaccination, 263 

 in Prussia, 263 

 in Bavaria, 264 

 in seaports, 268 

 and zymotics follow same 



laws, 270 

 in Leicester, 272 

 in Leicester and Birmingham, 



275 

 in German army, statistics 



unreliable, 292 

 no immunity against second 



attack, 295 

 liability to, increased by 



vaccination, 298 

 and overcrowding, 299 

 in Sweden, Prussia, and 



Bavaria, 308 



in Leicester, a test case, 309 

 in army and navy, a crucial 



test, 310 



Snuffers, use of, 28 

 Socialism, a feature of the end of 



our century, 380 

 Social evils of gold-seeking, 372 

 Solar-system full of planets and 



meteoric matter, 103 

 Solids, partial intermixture of, 56 



evaporation of, 57 

 Southern hemisphere, glaciation 



of, 128 

 Spanish conquests compared with 



ours, 374 

 Species, origin of. supposed to be 



unknowable, 136 

 Spectrum analysis, 42 

 description of, 43 

 accuracy of measurement of 



star motions by, 48 

 Spencer, Herbert, on the Inscru- 

 table Power, 109 



