INDEX. 



397 



Petroleum oils, waste of, 370 

 Phagocytes, 145 

 Phonograph, 66 

 Phosphorus matches very deadly 



to make, 356 



Photography, discovery of, 32, 

 development of, 33 

 application of to astronomy, 



34 

 uses in illustrating books, 



etc., 35 



in colors, 35-37 

 its use in ethnology, 38 

 Phrenology, neglect of, 159 

 discovered by Dr. Gall, 160 

 what it is, 166 

 tests of, 167. 172 

 personal experience of, 174 

 why it has been rejected, 177, 



181 



confirmed by Ferrier's ex- 

 periments, 186, 188 

 blind prejudices against, 190 

 Physics, theoretical discoveries 



in, 50 

 Physiology, great discoveries in, 



143 



Plague in India, 339 

 Planets, discovery of minor, 93 



comparative sizes of, 102 

 Pleiades are nebulous, 105 

 Plunder of the earth, 369 

 Poetical mottoes and quotations, 

 Anonymous, 51, 86, 135, 



159, 194 



Ballad of Reading Jail, 325 

 from Mathilde Blind, 110, 



135, 343 

 H. Brooke, 143 

 Campbell, 59 

 J. H. Dell, opp. p. 1, 93, 



150, 157, 158, 390 

 Emerson, 51 

 Gay, 316, 318 

 T. L. Harris, opp. Con- 

 tents, 325, 343, 382 

 Hood, 12 

 A. H. Hume, 213 

 Kipling, 17 

 Longfellow, 69, 332 

 Lowell, 367, 382 

 Sir L. Morris, opp. Title, 

 opp. Preface, 381 



Poetical mottoes and quotations, 

 F. T. Mott, 31, 42, 59 

 F. T. Palgrave, 42, 86 

 Prof. Rankiue, 1 

 Scott, 388 



Shakespeare, 24, 159 

 Shelley, 69, 143, 194, 332, 



369 



Swift, 317 



Tennyson, 110, 355, 367 

 Population, density of, affecting 

 disease, 256 



in Scotland and Ireland, 258 

 Post-chaise, 4 



Post-office, first establishment of, 

 18 

 no real statistics of small-pox 



mortality in, 286 

 Potatoes helped to abolish scurvy, 



321 



Potteries very unhealthy, 355 

 Poverty, one-third population of 

 London in, 346 

 increase of, 348 

 illustrations of, 350 

 Powers, Great, and Turkey, 337 

 Preston, Staff-surgeon, on im- 

 proved health of Navy, 282 

 Preussen, steamship, small-pox 



on, 302 



Prison-system, evils of, 326 

 Profit-system, economic suicide 



of, 385 

 Property, no indefeasible right of 



succession to, 389 

 Prosperity, great commercial, 



357 



Prussia, small-pox in, 264 

 Putrefaction caused by bacteria, 

 148 



Radiometer, 59 

 Railways, early, 3 



London and Birmingham, 



first opening of, 4 

 2d and 3d class carriages, 4 

 Rain and cloud due to dust, 77 

 Ravines and precipices, how 



formed, 116 



Remedy for want in the midst of 

 wealth, 382 



