25 0 
GENERAL INDEX. 
*Lingula-flags, J. Plant on the geology 
and fossils of the, at'Upper Mawddach, 
1867, 72 
"•'Link motion, an improved form of, J. 
Nasmyth on, 1862, 196 
* - motion for steam-engines, J. M. 
McCulloch on, 1887, 882 
Linne, the lunar crater , W. JR. Birt on, 
1868, 41 ; Herr von Mddler on, 44 
Linseed cake, W. H. Harris on the adul¬ 
teration of, with nut-cake, 1862, 45 
Linton (Mrs. Lynn) on the ethnography 
of the French Exhibition as repre¬ 
sented by national arts, 1867, 117 
Liquefaction of gases by combined cold 
and pressure, J. J. Coleman on a 
machine for the, 1876, 63 , 220 
'■‘Liquefied gases, Ur. J. Dewar on the 
latent heat of, 1874, 57 
Liquid film, the influence of an electric 
current on the thinning of a, Prof. 
A. AV. Eiicker and Prof. A. AY. Remold 
on the, 1884, 652 
* - films, the extensibility of, Lord 
Rayleigh on, 1889, 502 
-jets, the action of magnets on, 
Prof. S. P. Thompson on, 1879, 257 
* — - motions, the diffusion of motion 
and propagation of disturbance in 
some turbulent, note on the relation 
between, by Prof. Gf. F. FitzGerald, 
1890, 757 
-and the solid states of matter, 
Prof. J. Thomson on relations between 
the gaseous, the, 1872, 24 
- and solid substances, Dr. Otto 
Richter on a new theory of the specific 
volumes of, 1868, 42 
-surfaces of revolution, Prof. A. W. 
Rucker on the critical mean curvature 
of, 1886, 518 
* . waves, AY. S. Davis on the re¬ 
fraction of, 1873, 43 
Liquids, absorption of heat by, AY. F. 
Barrett on sources of error in deter¬ 
minations of the, 1868, 14 
-cohesion-figures of, C. Tomlinson on 
the, 1861, 93 ; 1864, 21 
-—— evaporation of, L. Kessler on a new 
system for the, 1863, 44 
-flow of, through small orifices at 
high velocities, Colonel H. Clerk on the 
hydraulic buffer, and experiments on 
the, 1869, 209 
* -heating of, Dr. Nevins on a new 
theory respecting the, 1870. 61 
- nature of, Drs. AV. Ramsay and S. 
Young on the, 1886, 579 
* - specific volumes of certain, Prof. 
T. E. Thorpe on the, 1874, 67 
- the specific volumes of, preliminary 
report on, 1875, 62 
* -spheroidal state of, AY. F. Barrett on 
a condition affecting the, and its prob¬ 
able effect on certain boiler-explosions, 
1872, 48 
Liquids, thermal resistance of, Frederick 
Guthrie on the, 1868, 15 
Lisbon and Kew magnetic curves, Serihor 
Capello on a comparison of the, during 
the disturbance of February 20-25, 
1866, 1867, 20 
- steam-tramways, 1873, AV. H. 
Barlow, jun., on the, 1873, 210 
Lista (Don R.) on the discovery of the 
sources of the Chico in Southern Pata¬ 
gonia, 1879, 436 
Lister (J. J.) on the natural history of 
Christmas Island, 1888, 708 ; on some 
points in the natural history of the 
coral fungia, 717 
* -(S. C.) on the mechanical treat¬ 
ment of fibrous substances, 1873, 214 
-(T.) on birds observed in the AVest 
Riding of Yorkshire in former and 
recent years, 1873, 116 
- on spring migratory birds of the 
North of England, 1874, 137 
* - on the rarer birds occurring in 
South and AVest Yorkshire, 1879, 378 
-on the- birds which have bred in the 
Barnsley and South Yorkshire district, 
1881, 670 
- on the distribution and dates of 
spring migrants in Yorkshire, compared 
with AVest of England and Ireland, 
1882, 589 
* -the distribution of the nightingale 
in Yorkshire, 1887, 770 
Lithanode, D. G. Fitz-Gerald on, 1886, 
553 
Lithium, Prof. Roscoe on the existence 
of, in the Bath waters, 1864, 41 
—— - Dr. G. D. Gibb on the action of the 
bromides of, 1864, 123 
‘ Lithologie du fond des Mers,’ J. G. 
Jeffreys on submarine explorations 
with reference to M. Delesse’s work 
entitled, 1872, 115 
Lithosia caniola, Dr. E. P. AATight on, 
1866, 80 
Littledale (Harold) on agricultural 
machinery, 1869, 404 
‘ Little Russia,’ E. D. Morgan on, 1888, 
740 
Littleton (T.) on the health of Ply¬ 
mouth, 1877, 180 
"‘Live stock, R. Herbert on statistics of, 
1864, 167 
Liveing (Prof. G. D.) on the present 
state of our hnomledge of spectrum 
analysis , 1880, 258 ; 1881, 317 ; 1882, 
120; 1884,295 
- on wave-length tables of the spectra 
of the elements , 1882, 144 ; 1884, 351 ; 
1885, 288 ; 1886, 167 ; 1890, 224 
- Address to the Chemical Section, - 
1882, 479 
