GENERAL INDEX 
225 
1886, 577 ; on the heat of the earth as 
influenced by conduction and pressure, 
657 ; a contribution to the discussion 
of metamorphism in rocks, 658 
Irving (Rev. A.) on dissociation, 1888, 
630 ; on chemistry as a school subject, 
634 ; note on the relation of the per¬ 
centage of carbonic acid in the atmo¬ 
sphere to the life and growth of plants, 
661 ; on the origin of graphite in the 
Archman rocks, with a review of the 
alleged evidence of life on the eaith 
in Archman time, 679 
-physical studies of an ancient 
estuary, 1890, 818 
Ischia, Dr. T. L. Phipson on the 
medicinal muds of the island of, 1864, 
38 
--the island of, preliminary notice, by 
H. J. Johnston-Lavis, of the earthquake 
of 1881, 1883, 499 ; and of that of 
July 1883, 501 
Iselin (J. F.) on tidal observations, 1868, 
489 : 1870, 120 
Islay, Scotland, the occurrence of pebbles 
and boulders of granite in schistose 
rocks in, J. Thomson on, 1870, 88 
-J. Thomson on the stratified rocks 
of, 1871, 110 
-- C. W. Peach on the so-called tailless 
trout of, 1871, 133 
Isle of Man, Prof. Harkness and H. 
Nicholson on the Silurian rocks of the, 
1865, 58 
-the glacial phenomena of the, P. F. 
Kendall on, 1890, 807 
Isochronic postal charts, by F. Galton, 
1881, 740 
Isocyanopropionic acid, the constitution 
of, J. A. Wanklyn on, 1879, 308 
Tsoetcs echinospora , exhibition of speci¬ 
mens of, by Prof. A. Dickson, 1878, 570 
*Isomeric change in the phenol series, by 
A. R. Ling, 1887, 642 
- cresols and their derivatives, report 
o»,1874, 73 5 1875, 112 
- naphthalene derivatives, report on, 
1886 , 216 ; 1887 , 231 ; 1888 , 96 ; 1889, 
172 ; *1890, 775 
Isomerism among the alcohols, J. A. 
Wanhlyn on, 1866, 455 
tlsometrical drawing, G. Fawcus on a 
new method of, 1874, 222 
isomorphism, A. R. Catton on 
Mitscherlich’s law of, 1868, 35 
*-Dr. A. W. Williamson on, 1864, 45 
*Isopod from Flinders Island, H. Wood¬ 
ward on a new, 1869, 118 
*Iso-purpurine, Dr. W. A. Tilden on a 
new, 1876, 70 
isothermals of the British Isles, A. 
Buchan on the, 1881, 544 
Italian explorers in New Guinea, Prof. 
Giglioli on, 1879, 457 
Italian geographical explorations, pre¬ 
sent, G. D. Vedova on, 1879, 436 
-geology and the crystalline rocks, 
an account of the views of Gastaldi on, 
by Dr. T. S. Hunt, 1887, 703 
Italy, geographical studies and works in, 
Prof. G. D. Vedova on, 1879, 456 
*Ivens (Lieut. R.) and Capt. H. Capello 
on the results of the Portuguese expe¬ 
dition in West Central Africa, 1880, 
659 
J, an episode in the life of (Hertz’s solu¬ 
tion of Maxwell’s equations), Prof. G. 
F. FitzGerald on, 1890, 755 
*Jack (R. L.) on Tertiary basalt-rock 
dykes in Scotland, 1876, 92 
-(Dr. W.) on the results of five years 
of compulsory education, 1876, 200 
* Jackson (Dr. Hughlings) on the phy¬ 
siology of language, 1868, 120 
* - (J. W.) on the Adantean race of 
Western Europe, 1871, 153 
* -(L.) and A. Oppenheim on deri- 
vates of mercaptan, 1875, 43 
*Jacob (A. E.), exhibition of a wryneck 
obtained in Ireland, 1878, 572 
Jacobi (H. M.) on the electro-deposition 
of iron, 1869, 67 
*Jacobian ellipsoid of equilibrium of a 
rotating mass of fluid, Prof. G. H. 
Darwin on the, 1886, 541 
Jacobs (J.), a proposed society for ex¬ 
perimental psychology, 1885, 1230 ; a 
comparative estimate of Jewish ability, 
1231 
Jade question, the present aspect of the, 
by F. W Rudler, 1890, 971 
Jail dietary in India , tables showing the 
scales of, 1863, 202 
Jamaica, Prof. T. R. Jones and W. K. 
Parker on some recent and fossil Fora- 
minifera collected in, by the late Lucas 
Barrett, 1863, 80 , 105 
James (Col. Sir Henry) on photozinco¬ 
graphy, by means of which photo¬ 
graphic copies of the Ordnance maps 
are chiefly multiplied, either on their 
original, or on a reduced or enlarged 
scale, 1861, 262 
-(J. O. N.) on the imperial survey of 
India, 1879, 449 
Jameson (J.) on air-engines and an air- 
compressing apparatus, 1863, 173 
Jamieson (A.) on electric lighting as 
applied to coal mines, 1881, 778 
- (Prof. A.), the old Orkney click 
mill, 1888, 807 
-(G-. A.), recent illustrations of the 
theory of rent, and their effect on the 
value of land, 1887, 536 
-on limited liability, 1887, 826 
- (T.) *on the essential elements of 
Q 
