GENERAL INDEX. 
221 
Instinctive actions, Dr. W. Murray on 
the investigation of, 1863, 119 
♦Instructions anthropometriques ele- 
raentaires, par Dr. P. Topinard, 1884, 
910 
Instructions for travellers, ethnologists, 
and other anthropological observers, 
report of the Committee appointed to 
prepare brief forms of, 1873, 482 ; 1874, 
214 ; 1887, 172; 1889, 186; 1890, 547 
Instruments graduated upon glass, a re¬ 
cent improvement in the construction 
of, G. M. Whipple on, 1885, 937 
Insulated wire, india-rubber, W. Hooper 
on the electrical and mechanical pro¬ 
perties of, 1866, 13 
-wires, W. Hooper on the electric 
induction of, 1867, 13 
Insulating envelopes, T. T. P. Bruce 
Warren on the determination of tem¬ 
perature coefficients for, 1877, 37 
Insulation hey for electrometer work, an 
improved form of high, report of the 
Committee for devising and construct¬ 
ing, 1880, 29 
♦Insurance companies, T. B. Sprague on 
the causes of insolvency in life, and 
the best means of detecting, exposing, 
and preventing it, 1874, 211 
Integral calculus. Dr. Bierens de Haan 
on a theorem in the, 1867, 4 
-- weights in chemistry, by Dr. T. 
S. Hunt, 1887, 637 
♦Integrals, definite, Dr. Bierens de Haan 
on, 1861, 4 
-definite, J. W. L. Glaisher on 
certain, 1871, 10 ; 1872, 15 
-indefinite that contain the elliptic 
integrals E and F, Dr. D. Bierens de 
Haan on some, 1883, 440 
* Integration of linear differential equa¬ 
tions with rational coefficients, Sir W. 
Thomson on the, 1875, 23 
Integrator for the calculation of f (Xdx 
4 - Ydy) along an arbitrary path. Prof. 
Cayley on a mechanical, 1877, 18 
♦Intellect, the anatomy of the, Dr. Hitch- 
man on, 1870, 151 
-and instinct, G. Harris on theories 
regarding, with an attempt to deduce 
a satisfactory conclusion therefrom, 
1872, 188 
Intellectual faculties, the influence of the, 
in relation to the direction and opera¬ 
tion of thematerial organs, G. Harris on 
the, 1882, 609 
--manifestation, Hyde Clarke on the 
influence of large centres of population 
on, 1873, 186 
Intemperance, Rev. J. Jones on, purely 
with reference to Liverpool, 1870, 195 
♦Interest, rates of, and banks of issue, 
A. K&roly on, 1877, 179 
♦Interference of wares, C. J. Woodward 
on an apparatus to illustrate the, 1877, 
43 
♦Interment, some forms of, in co. 
Antrim, Dr. T. S. Holden on, 1870, 151 
Internal communication by land and 
water, C. Walford on, 1884, 861 
International coinage, Dr. W. Farr on, 
1869, 183 
--coinage, a proposition for securing 
at once some of the advantages of, by 
G. J. Stoney, 1870, 201 
-- decimal coinage, H. Burgess on, 
1872, 222 
-Congress of Geographical Sciences, 
C. Maunoir on the, 1874, 184 
- geological map of Europe, report 
on the preparation of an, 1882, 241 
- symbols for use on prehistoric 
maps, J. Evans on a new code of, 1875, 
173 
Inter-oceanic and Indo-Chinese races 
and languages, the relations of the, A. 
H. Keane on, 1879, 391 
Interpolation and quadratures to actual 
data, report by C. W. Merrifield on the 
-present state of knowledge of the appli¬ 
cation of, 1880, 321 
Intestinal secretion, report on the nature 
of, 1874, 54 ; 1875, 339 ; 1876, 308 
♦Intestine in man, Prof. John Struthers 
on the diverticulum of the small, con¬ 
sidered as a rudimentary structure, 
1873, 134 
Intonation illustrated by the voice- 
harmonium with natural finger-board, 
Colin Brown on true, 1876, 46 
Intoxicating liquors consumed by the 
people of the United Kingdom in 
1865, R. Wilkinson on the, 1866, 137 
Inu of the western shore and Point 
Barrow, habits and customs of the, 
Lieut. P. H. Ray on the, 1884, 919 
Inuline, Dr. Rolleston on the difference of 
behaviour exhibited by, and ordinary 
starch, when treated with salivary 
diastase and other converting agents, 
1862, 135 
Inundations in France, the late, Dr. J. 
C. Brown on, 1875, 189 
Invariants of algebraic forms , report of 
the Committee for calculating funda¬ 
mental, 1879, 66 ; 1880, 38 ; !L881, 55 ; 
♦1886, 538 
Invention, T. Webster on property in, and 
its effect on the arts and manufactures, 
1861, 266 
Inventions , report of the Committee ap¬ 
pointed to consider the mode in which 
new , and claims for reward in respect 
of adopted, inventions are examined 
and dealt with by the diff rent de¬ 
partments of Government, an l to re¬ 
port on the best means of r ‘moving 
any real causes of dissatisfaction, as 
