GENERAL INDEX. 
379 
Sibley (W. K.) on left-leggedness, 1889, 
776 
-on the incubation of snakes’ eggs, 
1890, 860 
*Sibson (Dr.F.) on the movements, struc¬ 
ture, and sounds of the heart, 1866, 93 
Sicilies, the Two, the volcanoes of, Dr. 
T. Anderson on, 1888, 663 
Sicily and Calabria, newer Tertiary fossils 
in, J. Gwvn Jeffreys on, 1870, 76 
Sidgwick (Prof. H.), Address to the 
Section of Economic Science and Sta¬ 
tistics, 1885, 1141 
- on the regulation of wages by means 
of sliding scales , 1886, 282 
• -on the economic exceptions to laisser 
faire , 1886, 764 
- on the best methods of ascertaining 
and measuring variations in the valve 
of the monetary standard , 1887, 247 ; 
1888, 181 ; 1889, 133 ; 1890, 485 
- on the regulation of wages by means 
of lists in the cotton industry , 1887, 303 
— an analysis of the current concep¬ 
tion of State socialism, 1888, 760 
- on the statistical data available for 
determining the amount of the 'precious 
metals in use as money, Jjw., 1889, 164 ; 
1890, 498 
Siebold (L.), a new method of alkali¬ 
metry, 1878, 509 
Siemens (C. W.) on an electric resistance 
thermometer for observing tempera¬ 
tures at inaccessible situations, 1861, 
44 ; on a bathometer, or instrument to 
indicate the depth of the sea on board 
ship without submerging a line, 73; 
on a system of telegraphic communi¬ 
cation adopted in Berlin in case of fires, 
264 
- on the adoption of a common unit in 
measurement of electrical resistance, 
1862, 152 
- report on standards of electrical re¬ 
sistance, 1863 , m; 1864 , 345; 1865 , 
308; 1867,474; 1869,434; 1870,14 
- on the electrical resistance and elec¬ 
trification of some insulating materials 
under pressure up to 300 atmospheres, 
1863, 688 
* -on regenerative gas-furnaces as ap¬ 
plied to iron-works, 1863, 192 
—— on a uniformity of weights and mea¬ 
sures, 1865, 375 ; 1866, 352 ; 1867, 468 ; 
1868, 484 ; 1869, 308 ; 1870, 232 ; 1871,. 
198 ; 1872, 25 ; 1874, 359 
-on the outer covering of deep-sea 
cables, 1865, 187 
- on the induction-spark apparatus 
for illuminating beacons and buoys 
used in the first experiments made for 
the Northern Lights Board, 1867, 14 
-— on an electrical resistance-measurer , 
1867, 479 
Siemens (C. W.) on puddling iron, 1868,58 
* - on the electrical conductivity of 
platinum as affected by the progress 
of manufacture, 1868, 20 
-Address to the Mechanical Section, 
1869, 200 
-on the steam-blast, 1871, 240 
- on dynamical and electrical units , 
1873, 222 ; 1874, 255 
- on his pyrometer , 1874, 242 ; on in¬ 
struments for measuring the speed of 
ships, 1874, 255 ; 1878, 219 ; 1879, 210 
*■-description of the bathometer, 1876, 
3i 
- on the elasticity of wires, 1878, 103 ; 
1879, 33 ; 1880, 61 ' 
- on patent legislation, 1878, 157 ; 
1879 , 223 ; 1880, 318 ; 1881,222; 1882, 
310 ; 1883, 316 
- on the use of steel for structural pur¬ 
poses, 1878, 157 
- on the measurement of the lunar dis¬ 
turbance of gravity, 1880, 25 ; 1881, 
93 ; 1882, 95 
- on some applications of electric 
energy to horticultural and agricultural 
purposes, 1881, 474 
* -on an early attempt at a secondary 
battery, 1881, 554 
- Presidential Address at Southamp¬ 
ton, 1882, 1 
- on the determination of a gauge for 
the manufacture of various small screws, 
1882, 311 ; 1883, 318 
* - suggestions regarding the exten¬ 
sion of the practical system of units, 
1882, 464 
-[Sir W.] on standards for use in 
electrical measurements, 1883, 41 
-on the dependence of total radiation 
on temperature, 1883, 425 
-and Prof. A. K. Huntington on the 
electric furnace, 1882, 496 
Siemens's electrical-resistance pyrometer, 
report of the Committee on, 1872, 134 ; 
1874, 242 
-regenerative gas-furnaces and pro¬ 
ducers, S. N. F. Cox on, 1865, 177 
Siemens (F.) on rolling seamless tubes 
from solid bars or ingots by the Mannes- 
mann process, 1888, 804 
Sigillarice, J. W. Salter on the nature of, 
1861, 131 
--the botanical affinities of the Car¬ 
boniferous, Prof. W. C. Williamson on, 
1879, 346 
Signal-wires of railways, G. W. Benyon 
on compensating apparatus for distant, 
1874 ,220 
Signals, audible, for railways, Messrs. 
Crichton and Craig on a system of, 
1875, 245 
-- fog. Rev. Dr. T. R. Robinson on, 
1862, 105 
