GENERAL INDEX 
223 
Iris, J. J. Walker on an, seen in water, 
near sunset, 1861, 35 
_J. J. Walker on an, seen in the Lake 
of Lucerne, 1864, 13 
_ see * Rainbow ’ 
Iris in vertebrate animals, Dr. Edwards 
Crisp on the relative weight and form 
of the eye and colour of the, 1868, 114 
Irish cairns, E. A. Conwell on ancient 
sculptures and objects of art from, 
1870, 145 
-crannogs and their contents, W. F. 
Wakeman on, 1874, 159 
* -emigration, S. Tuke on, 1884, 835 
-fossils, some new species of, W. H. 
Baily on, 1878, 535 
-land question, impediments to the 
prompt carrying out of the principles 
conceded by Parliament on the, Dr. 
W. N. Hancock on, 1878, 664 
-metamorphic rocks, G-. H. Kinahan 
on, 1885, 1030 
—— people, G-. H. Kinahan on the race- 
elements of the, 1869, 136 
-Sea, J. N. Shoolbred on tides in the, 
1875, 250 
—— stature and bulk of the, Dr. J. 
Beddoe on the, 1866, 94 
Irishwomen’s industries, Miss Helen 
Blackburn on, 1888, 772 
Irlande, les races anciennes de 1’, par H. 
Martin, 1878, 585 
Iron age of society, John Crawfurd on 
the supposed, 1864, 143 
-basins of Western Asia Minor, Dr. 
Hyde Clarke on the coal and, 1868, 61 
-carbon in, T. Turner on the estima¬ 
tion of, 1886, 597 
- cast, report on the chemical nature 
of, 1866, 11 ; 1868, 342 ; 1869, 82 ; 
1870, 13 
-cast, the influence of remelting on 
the properties of, by T. Turner, 1886, 
594 
-cast, W. J. Millar on the strength and 
fracture of, 1876, 227 
* - Chinese, the analysis of, Dr. S. 
Macadam on, 1863, 191 
-. and coal industries, the effect of 
mining royalties on the, Prof. W. R. 
Sorley on, 1888, 755 
- conductivity of, report on Principal 
J. B. Forbes's experiments on the 
thermal, 1869, 175 ; 1871, 97 
-construction, and on the strength of 
iron columns and arches, F. W. Shields 
on, 1861, 265 
-elasticity of, James Williams on 
the, 1864, 190 
-electro-deposition of, H. M. Jacobi 
on the, 1869, 67 
-electro-deposited, the absorption of 
hydrogen by, W. Chandler Roberts on. 
1870, 62 
*Iron floating forts, S. J. Mackie on, and 
other floating structures, and on Daft’s 
method of construction of iron fabrics, 
1867, 156 
-girders, B. B. Stoney on the deflec¬ 
tion of, 1861, 265 
-and lead measures of Tynehead, 
Alston, C. E. De Ranee on the, 1882, 
531 
-the magnetic susceptibility and 
retentiveness of soft, Prof. J. A. Ewing- 
on, 1883, 402 
-magnetic viscosity in, Prof. J. A. 
Ewing on, 1889, 497 
- the magnetisation of, report on the 
molecular phenomena connected with. 
1889, 33 ; 1890, 145 
- manufacture of, in connection with 
the Northumberland and Durham coal¬ 
field, Isaac Lowthian Dell on the, 1863, 
730 
- manufacture of, present state of the. 
in Great Britain , and its position 
as compared with that of some other 
countries, I. Lowthian Bellonthe, 1867. 
34 
• - manufacture of, John Jones on 
some points affecting the economical, 
1868, 192 
-meteoric, Prof. Mallet on the effect 
upon, as regards capability of being 
forged, of previous heating to redness 
or whiteness in vacuo, 1872, 77 
-mines, T. A. Readwin on the coal- 
and. of the Arigna district of the Con¬ 
naught Coal-Measures, 1872, 122 
-mines of Bilbao, the, J. Head on, 
1887, 861 
.- mines, Perseberg, Sweden, C. Le 
Neve Foster on the, 1867, 60 
* - molecular changes which take 
place in, while cooling, A. Mallock on 
the, 1877, 42 
-and other metals, some phenomena 
connected with, in the solid and molten 
states, W. J. Millar on, with notes of 
experiments, 1884, 653 
-nodules, spherical, Dr. John Lowe 
on the occurrence of, in the Lower 
Greensand, 1868, 72 
-ores, aluminous, Dr. J. S. Holden 
on the, of co. Antrim, 1871, 74 
- ores, hcematite, of Great Britain and 
Ireland, report on the importance of 
completing, without delay, the valuable 
investigation into the composition and 
geological distribution of the, 1870, 9 
-ores, the influence that microscopic 
vegetable organisms have had on the 
production of hydrated, A. Gages on, 
1878, 545 
- ores used at the Barrow Hcematite 
Iron and Steel Company's Works, 
analysis of , 1869. 106 
