XXVIiL 
INDEX 
[Wature, Deez 10,, 1885 
Switzerland: Prehistoric Remains in, 84; Recent Earthquake 
in, F. A. Forel, 295 ; Meteorology in, 426 
Sword, on the Japanese, Herr Hiitterott, 635 
Sydney, New South Wales: Linnean Society, 238 ; MacLeay 
Fellowships at the University of, 230 
Sylvester (Prof. J. J., F.RS.), on a New Example of the 
Use of the Infinite and Imaginary in the Service of the Finite | 
and Real, 103, 271; on Certain New Terms, or Terms used | 
| Thermo-Chemistry to Explanation of Geological Phenomena, 
in a New or Unusual Sense in Elementary Universal Geo- 
metry, 576 
Symons (G. J., F.R.S.), on Trees Struck by Lightning in Rich- 
mond Park, 460; ‘‘ British Rainfall for 1884,” 463 
Tacchini. (Prof. P.), on the Hydrogenic Protuberances of the 
Sun, 48; Distribution in Latitude of Solar Macule, 120; 
Observations of Sunspots, 144; Solar Observations in 1885, 
359; Observations of the Solar Corona made on Mount Etna, 
359 
Tait (Prof. P. G), W. K. Clifford’s ‘Common Sense of the 
Exact Sciences,” 124, 196; Prof. Clifford, 173; ‘‘ Properties 
of Matter,” Lord Rayleigh, F.R.S., 314; Prof. G. G. Stokes 
on Light as a Means of Investigation, 361 
Tar and Ammonia from Blast Furnaces Fed with Raw Coal, 
the Recovery of, Wm. Jones, 439 
Tasmania, Fish-Culture in, Saville Kent, 634 
Taste, New Theory of the Sense of, Prof. J. Berry Haycraft, 
562 
Tattooing, Japanese, 566 
Taylor (Dr. Wallace), Discoveries. as: to. the. Origin of Kakké 
Disease, 330 
Taylor (W. C.), an Agricultural Note-Book, 623 
Teaching University for London, 255 
Technology, Report of Examinations in, 328 
Technical Education, 328 
Teeth, Artificial, Use of, by the Ancient Romans, 13 
Teeth, Human, Anomalies of Structure in, Prof. Busch, 71 
Telegraph Conference, International, at Berlin, 253, 353 
Telegraph Lines in Corea, Proposed. 427 
Telegraphic Perturbations, a Yearly and a Daily Period in, Dr. 
Sophus Tromholt, 88 
Telephone, a Mechanical, 298 ; W. J. Millar, 316 
Telescope, on a Monochromatic, Lord Rayleigh, 22 
Telescope Dome, Bischoffsheim’s Floating, 
tory, 62 
Tempel’s Comet (1867 II.), 37, 356 
Tempel-Swift Comet (1869-80), 112 
Temperatures, Polar, Record of Lena, 16 
Temperature of Water in Firth of Forth, H. R. Mill, 70 
Temperature of the Sea and Air, Observations of the, made 
dering a Ve yage from England tothe River Plate in the s:s. 
Lebnitz, J. Y. Buchanan, 126 
Temperature-Sense, Donaldson’s Observations on, 110 
Temperature of Human Body, on the Influence of Cortex Cere- 
bri on, Prof. Eulenburg, 496 
Te perature of the Austrian Alps, the, Dr. Hann, 580 
Temperaiure, Underground, 503 
Temperature, on the Sequence of Mean, and Rainfall in the 
Climate of London, Dr. Courteney Fox, 536 
Temperature, Low, on Night of August 31-September 1, Un- 
precedented, 495 
Teneriffe, Earthquake in, 300 
Ten Kate (Dr. H. Z. C.), Expedition to Surinam, 164; 
*Reizen en Onderzcekingen in Noord-Amerika,” Dr. E, 
B. Tylor, F.R.S., 593 
Terminology of the Mathematical Theory of Elasticity, W. J. 
Ibbetson, 76; William Sutherland, 391 ; Henry Muirhead, 
437 
Terms, on Certain New, or Terms used in a New or Unusual | 
Sense in Elementary Universal Geometry, Prof. J. J. Sylves- 
ter, F.R.S., 576 
Tertiary Man, M. de Mortillet, 494 
Tertiary Rainbow, T. C. Lewis, 523, 626 
BES unony to the Aurora-Sound, Value of the, Samuel Sexton, 
2 
Thalen (Prof.), the Lines of Iron, 253 
Thames, Landlocked Salmon in the, 254 
‘Uheiler’s Microscopes, 112 
Theodolites, Cloud-Measurement by, 400 
for Nice Observa- | 
Theory of Light, Electro-Magnetic, Sir Wm. Thomson and 
Maxwell’s, Prof. Geo. Fras. Fitzgerald, 4 
Theory of Sound, Fallacy of the Present, Henry A. Mott, Jun.,. 
Dr. W. H. Stone, 75 
Therapeutics, and Materia Medica, Text-Book of Pharmacology, 
Dr. T. Lauder Brunton, F.R.S., Prof. Arthur Gamgee, 
F.R.S., 337 J 
Thermic-Studies of the Aromatic Series, Berthelot, 592 
Application of, Dieulafait, 592 
Thermo-Electric Position of Carbon, J. Buchanan, 263 
Thermometer, a Differential Resistance, T. C. Mendenhall, 
567 
Thermopiles, on the Thermodynamic Efficiency of, Lord Ray- 
leigh, F.R.S., 536 
Thibet Expedition, Col. Prjevalsky’s, 493 
Third International Geological Congress, 599 
Thollon’s (L.) New Map of the Solar Spectrum, 519 
Thomp<on (D’Arcy W.), Systematic Position of the Chameleon 
and its Affinities with the Dinosauria, 562 
Thompson (Isaac C.), ‘f Foul Water,” 271 
Thompson (Prof. Sylvanus P.), Rainbow Phenomena, 54; on 
a Model illustrating the Propagation of the Electro-Magnetic 
Wave, 70; Solid Electrolytes, 366 
Thomson (Sir Wm., F..S.), and Maxwell’s Electro-Magnetic 
‘Theory of Light, Prof. Geo. Fras. Fitzgerald, 4 ; ‘‘ Mathe- 
matical and Physical Papers,” Prof. Helmholtz, F.R.S., 25 ; 
on Constant Gravitational Instruments, 535 
Thoroddsen (T.), a Lava Desert in the Interior of Iceland, 
554 = 
Thouar’s Journey in Search of the Crévaux Expedition, 14 
Thought, Pre-Existence and Post-Existence of, Dr. Hyde 
Clarke, 102 
Thoulet (J.), Effect of Immersion of Solid Bodies in Saline: 
Solutions, 87 
Thuillier (Dr.), Monument to, 230 
Thunderbolts—Time—Vision—Sunglows, Antoine d’Abbadie, 
29 
Thunderstorm in Paris, Terrific, 85; in Russia, Klossowki, 
160 ; of August 6, 1885, on a Remarkable Occurrence during 
the, W. H. Preece, F.R.S., 536; Thunderstorms and Air 
Pressure, W. Allen Hazen, 181; on the Origin of Thunder- 
storm Electricity, Prof. L. Sohncke, 406 
Thyroid Gland, on the Development of the, Herr Pischelis, 
496 
Tidal Observations in Canada, 503 
Tidal Observations, the Harmonic Observation of, 503 
Tidal Streams, the Action on Metals of, (Gravimetric), Thos. 
Andrews, 189 
Timbers of the Straits Settlements, Howard Newton, 160 
Time, the Question of Civil and Astronomical, 245 
Time—Thunderbolts—Vision—Sunglows, Antoine d’Abbadie, 
29 
Timiriazeff (C.), Colourless Chlorophyll, 342 
Tissandier (Gaston), Balloon Ascent for ’hotographic Purposes, 
182 
Tonquin, Eccentricities of European Nomenclature of, 15 ; 
Travels in, 554 
Topinard (Dr. P.), Anthopometric Instructions for Travellers, 
615 
Topography of the Pamir Region, Kosyakoff, 163 
Topography of Italy under the Romans, the, 376 
Torpedo marm vata, Occurrence of, off the Coast of Corn- 
wall, Francis Day, 197 
‘© Torresia,” Proposed Name for British New Guinea, 357 
Traquair (Dr. R. H., F.R.S ), a Preliminary Note on a New 
Fossil Reptile recently discovered at Spynie, near Elgin, 
556 
Traill (George William), ‘‘Monograph of the Alze# of the 
Firth of Forth,” ror 
Traill (Thos. W.), Chain Cables and Chains, 572 
Trans-Alay, Fauna of, 335 
Translation, Wave of. in the Oceans of Water, Air, and Ether, 
J. Scott Russell, F.R.S , 546 
Transmission of Sound, Prof. W. E. Ayrton, F.R.S., 
575 ; 
Transvaal Gold Fields, the Geolozy of the, W. H. Penning, 
190 
Trécul, on Bochefontaine’s Experiment on Origin of Cholera, 
496 
