236 
GENERAL INDEX. 
Lace and hosiery trades of Nottingham, 
W. Felkin on the, 1866, 128 
*Lacerta muralis, W. R. Weldon on the 
early development of the, 1882, 579 
Lachenalia pendula, the adventitious 
buds on the leaves of, Prof. McNab on, 
1887, 744 
Lach-Szyrma (Rev. W. S.) on the eth¬ 
nology of West Cornwall, 1877, 121 
Lactic series, Dr. Frankland on the 
constitution of the acids of the, 1865, 
30 
Lacustrine deposit at Hoxne, Suffolk, C. 
Reid and H. N. Ridley on fossil Arctic 
plants from the, 1888, 674 
-human habitations in Wigtonshire, 
Lord Lovaine on the recent discovery 
of, 1863, 141 
Ladd (W.) on a new form of siren, 1863, 
14 ; on an acoustic telegraph, 19 ; on 
an electromotive engine, ib. 
-on a new form of d} r namo-magnetic 
machine, 1867, 13 
* - on a magneto-electric machine, 
1867, 14 
- on a further development of the 
dynamo - magneto - electric machine, 
1868, 19 
-on an improved lantern for lecture 
demonstrations with electric light, 
1870, 26 
-on a respirator for use in extinction 
of fires, 1871, 44 
f-on the construction of large Nicol’s 
prisms, 1874, 26 
* -a description of Spottiswoode’s 
pocket polarising apparatus, 1876, 41 
-on Edmunds’ electrical phonoscope. 
1878, 448 ; on Byrne’s compound plate 
pneumatic battery, ib. 
- on improvements in dynamo-elec¬ 
tric machines, 1879, 258 
- on the best form of magnet for 
magneto-electric machines, 1880, 467 
^Ladders, G. Fawcus on improvements 
in scaling - and other, 1864, 186 
Ladenburg (Prof. A.) on the constitu¬ 
tion of atropine, 1887, 647 
Lafitte process of welding metals, W. 
Anderson on the, 1886, 800 
Laflamme (Rev. Abbe J. C.), note sur 
quelques bassins bydrographiques du 
Dominion Oriental, 1884, 811 
*Lagneau (M. G.) on the Saracens in 
France, 1866, 96 
Lagoons of Corsica, Professor D. T. 
Ansted on the, 1867, 54 , 112 
Lagrange’s determinantal equation of 
small oscillations, the occurrence of 
equal roots in, F. Purser on, 1878, 463 
* -equations, the applicability of, to 
certain problems of fluid motion, Prof. 
J. Purser on, 1878, 463 
- equations of motion referred to 
generalised co-ordinates, R. B. Hay¬ 
ward on a proof of, 1869, 10 
^Lagrange’s theorem, a historical note on, 
by W. Barrett Davis, 1868, 8 
* Lahore, Prof. Leitner on papers from, 
1866, 96 
Laing (Miss J. M.) on the modes of 
grinding and drying corn in old times, 
1885, 1216 
- (Dr. R.) on the bone caves of 
Cresswell, and discovery of an extinct 
Pleiocene feline (Felis brevirostris ) 
new to Great Britain, 1889, 582 
Laisser faire, the economic exceptions 
to, Prof. H. Sidgwick on, 1886, 764 
Lake basins, J. Curry on the general con¬ 
ditions of the Glacial epoch, with sug¬ 
gestions on the formation of, 1871, 95 
-basins, the glacial origin of, Dr. A. 
R. C. Selwyn on, 1884, 721 
-- country, Prof. Harkness and H. 
Nicholson on the geology of the, 
1865, 57 
- district (English'), Prof. J. Phillips 
on the quantity of rain measured in 
the , 1868, 472 
-- district, Professor Harkness and 
H. A. Nicholson on the Coniston group 
of the, 1867, 61 
--- district, the green slates and por¬ 
phyries of the, Prof. Harkness and Dr. 
H. A. Nicholson on, 1870, 74 
*-—— dwelling, W. Tennant on the 
traces of an Irish, 1866, 79 
- dwellings, ancient British, the ar¬ 
cheological importance of, and their 
relation to analogous remains in Europe, 
Dr. R. Munro on, 1885, 1221 
* -Lob, Richthofen, Prejevalski, and, 
E. D. Morgan on, 1878, 629 
-- Moeris, ancient maps of, Cope 
Whitehouse on, 1890, 896 
- (Superior, Prof. H. A. Nicholson on 
the geology of the Thunder Bay and 
Shabendowan mining-districts on the 
north shore of, 1872, 118 
* - Yamdok in Tibet, the complete 
exploration of, Trelawney W. Saunders 
on, 1885, 1126 
Lakes, extra-morainic, some important, 
in Central England, North America, 
and elsewhere, during the period of 
maximum glaciation, Prof. H. C. Lewis 
on, 1887, 692 
* -of North America, J. A. Lapham 
on some facts respecting the, 1863, 140 
-- Scottish, J. Y. Buchanan on the 
depth and temperature of some, 1885, 
n 38 
Lalor (Dr. J.) on the education and 
training of the insane, 1878, 667 
*Lamantin, T. J. Moore on a young, 
1870, 121 
Lamb (Prof. H.) on the theory of electric 
