GENERAL INDEX. 
217 
microscope, Dr. J. Barker on the, 1870, 
39 
Immigration and emigration as affecting 
the increase of population in England 
and Wales, T. A. Welton on, 1870, 203 
* - population, and pauperism in the 
dominion of Canada, J. Lowe on, 1884, 
866 
^Impact, Prof. O. Reynolds on certain 
phenomena of, 1873, 32 
Impedance of conductors to Leyden-jar 
discharges, Prof. O. J. Lodge on the, 
1888, 567 
Imperial federation, or Greater Britain 
united, R. G. Webster on, 1886, 752 
Impey (F.), small holdings and allot¬ 
ments, 1886, 755 
Implements (bone and flint ) found in 
Kent's Cavern, Devonshire, 1867, 28 ; 
1873, 209 
-inscribed bone, J. Park Harrison on, 
1878, 59 
* -found in King Arthur’s Cave, the 
Rev. W. S. Symonds on, 1871, 109 , *160 
- of stag’s horn associated with 
whales’ skeletons found in the Carse 
of Stirling, Prof. Sir W. Turner on, 
1889, 789 
Import and export duties, the incidence 
and effects of, C. F. Ba stable on, 1889, 
440 
Impregnation, the influence of, on a 
plant, E. J. Lowe on, 1885, 1081 
-of composite flowers, E. J. Lowe on 
the, 1885, 1082 
*Im Thurm (E. F.) on the animism of 
the Indians of British Guiana, 1881, 
699 
* -on Mount Roraima in Guiana, 1884, 
806 ; *1885, 1128 
-note on the Redmen about Roraima, 
1885, 1215 
Income fallacies and some of their con¬ 
sequences, T. G. P. Hallett on, 1875, 215 
Income-tax, Rev. Canon Richson on the, 
1861, 240 
-W. S. Thornton on the, 1862, 175 
* -question, T. G. P. Hallett on the, 
1873, 188 
Incrustation, Samuel Sharp on a remark¬ 
able, in Northamptonshire, 1868, 78 
* -in steam-boilers, J. Waugh on the 
prevention of, 1873, 219 
* -of steam-boilers, W. Thomson on 
the, 1880, 703 
Incubation of snakes’ eggs, Dr. W. Sibley 
on the, 1890, 860 
Index-number, an official, memorandum 
on, 1888, 186 
- draft proposal for an official, by It. 
Giffen, 1890, 488 
Index-numbers , the accuracy of the pro- 
posed calculation of, memorandum on, 
by Prof. F. Y. Edgeworth, 1888, 188 
Index-numbers, the use of, in the inves¬ 
tigation of trade statistics, 8, Bourne 
on, 1885, 859 
- as illustrating the progressive ex¬ 
ports of British produce and manufac¬ 
tures, S. Bourne on, 1888, 536 
- as applied to the statistics of im¬ 
ports and exports, S. Bourne on, 1889, 
696 
*India, aborigines of Southern, Dr. Shortt 
on some rude tribes supposed to be 
the, 1864, 147 
- John Crawfurd on the supposed 
aborigines of, as distinguished from its 
civilised inhabitants, 1867, 114 
-- census of, T. W. Saunders on the 
first general, 1884, 804 
* -and China, peoples between, Sir G. 
Campbell on the, 1874, 145 
-- and China, clipper and steam navi¬ 
gation on the coasts and rivers of, 
Andrew Henderson on the rise and 
progress of, 1861, 258 
* -cinchona cultivation in, Clements 
R. Markham on the, 1866, 75 
-climate of, General Strachey on the 
scope of scientific geography, illus¬ 
trated by remarks on the, 1872, 214 
- coal-fields and coal production of, 
V. Ball on the, 1879, 334 
-Cooper’s attempt to reach, from 
Western China, account of, by Tre- 
lawney W. Saunders, 1869, 166 
-crocodiles of. Dr. J. E. Gray on the, 
1862, 106 
-education in, and its bearing on the 
question of social science, A. Jyram- 
Row on the present state of, 1871, 212 
-ethnology in, H. H. Risley on the 
study of, 1889, 785 
-European life in, Dr. F. J. Mouat on 
the value of, 1875, 217 
-fauna of British, William T. Blan- 
ford on the, and its relations to the 
Ethiopian and so-called Indian fauna, 
1869, 107 
-- and its dependencies, the fauna 
inhabiting British, W. T. Blanford on 
our present knowledge of, 1881, 677 
- foods used by the free and jail popu¬ 
lations of. Dr. Edward Smith on the, 
1863, 176 
-forests in, Dr. Brandis on the geo¬ 
graphical distribution of, 1872, 205 
- geological map of, V. Ball on the 
new, 1878, 532 
* -geology of, Dr. Oldham on the,. 
1867, 72 
-the Great Plain of Northern, not an 
old sea-basin, by W. T. Blanford, 1881, 
638 
*—_ the home of gunpowder, on philo¬ 
logical evidence, Dr. G. Oppert on, 
1880, 636 
