GENERAL INDEX 
245 
Letts (Dr. E. A.) on the thetines, 1878, 
5ii 
f-- and Prof. Crum Brown on methyl- 
thetine, 1874, 56 
Leucite, the crystallographic system of, 
hitherto supposed to be regular, is 
quadratic, by G. vom Rath, 1872, 79 
-the occurrence of, at Etna, Dr. H. 
J. Johnston-Lavis on, 1888, 669 
Levant, the islands in the, Dr. J. S. 
Phene on, 1878, 634 
Level of land and sea, H. H Howorth on 
recent changes of, 1872, 210 
_recent changes of, on the Mediterra¬ 
nean coast, G. Maw on the evidences of, 
1870, 79 
_ of the sea off the south coast of 
England, R. G. M. Browne on certain 
alterations in the surface, 1890, 824 
-of the water in Lake George, New 
South Wales, H. A. Russell on some 
variations in the, 1887, 597 
Levelling operations of the Great Trigo¬ 
nometrical Survey of India, account of 
the, by Major A. W. Baird, 1885, * 911 , 
1123 
Levels run from the Mediterranean to 
the Sea of Galilee, the line of, Lieut. 
Kitchener on, 1877, 146 
Levi (Dr. Leone), report on the uni¬ 
formity of weights and measures, 1863, 
102 ; 1865,375; 1866, 352 ; 1867 , 468 ; 
1868 , 484 ; 1869 , 308 ; 1870 , 232 ; 1871, 
198 ; 1872 , 25 ; 1874, 359 
-- [Prof. Leone] on the economical 
administration of the navy, 1864, 169 ; 
on the number and occupation of 
foreigners in England, ih. 
-on statistical data in relation to the 
representation of the people, 1865, 162 
- on the proposed exhibition of weights, 
measures, and coins at the Universal 
Exhibition in Paris, 1867 , 1866, 363 
* -on the state and prospects of the 
rate of discount with reference to the 
recent monetary crisis, 1866, 131 
- on the condition and progress of 
Scotland in relation to England and 
Ireland, 1867, 140 
-on the progress of Learned Societies, 
illustrative of the advancement of 
science in the United Kingdom during 
the last thirty years, 1868, 169 , 196 ; on 
the present state of the question of 
international coinage, 173 
-on the economic condition of the 
agricultural labourer in England, 1869, 
226 ; *on agricultural economics and 
wages, 195 
* - on the effect of the increase of 
prices of certain necessaries of life on 
the cost of living, and its relation to 
the rates of wages and salaries, 1873, 
196 
Levi [Prof. Leone] on combinations of 
capital and labour, 1874, 266 ; 1875, 
146 
- on a common measure of value in 
direct taxation, 1876, 27 ; 1878, 220 
- on the work of the Anthropometric 
Committee, 1876 , 266 ; 1877, 231 ; 1878, 
152 ; 1879, 175 ; 1880, 120 ; 1881, 225 
- on the work of the Committee for 
carrying out the recommendations of 
the Anthropometric Committee of 1880 , 
1882, 278 ; 1883, 253 
-on the Scientific Societies in relation 
to the advancement of science in the 
United Kingdom, 1879, 458 ; on the 
savings of the people as evidenced by 
the returns of the Trustees’ and Post 
Office savings banks, 492 
- on the present appropr iation of wages 
and sources of income, 1880, 318 ; 1881, 
272 ; 1882, 297 
- the state of crime in England, Scot¬ 
land, and Ireland in 1880 , 1882, 375 
- recent changes in the distribution of 
wealth in relation to the incomes of the 
labouring classes, 1883, 353 
* -on free libraries, 1883, 605 
- on the alleged depression of trade, 
1885, 1155 
* -the economic policy of the United 
States, 1887, 829 
Levick (T.) on machinery for compress¬ 
ing air, and the applicability of such 
compressed air for working coal- 
cutting and other underground ma¬ 
chinery, 1865, 185 
Lewin (Lieut.-Col. T. H.) on the trade 
routes from Bengal to Tibet, 1879, 432 
Lewis (A. L.) on the builders and the 
purposes of megalithic monuments, 
1869, 137 
-on the builders of the megalithic 
monuments of Britain, 1870, 153 
* - on the pretended identification of 
the English nation with the ‘ Lost 
House of Israel,’ 1872, 190 
—— on the Devil’s Arrows (Yorkshire), 
1877, 118 
-on the evils arising from the use of 
historical national names as scientific 
terms, 1878, 583 
- on the relation of stone circles to 
outlying stones or tumuli or neighbour¬ 
ing hills, with some inferences there¬ 
from, 1881, 697 
-on three stone circles in Cumber¬ 
land, with some further observations on 
the relation of stone circles to adjacent 
hills and outlying stones, 1885, 1220 
- (Prof. H. C.) on marginal Karnes, 
1884, 720 
- on the direction of glaciation as 
ascertained by the form of the strife, 
1885, 1019 ; on some examples of 
