Nature, Dec. 29, 1 881] 



J. Birmingham, 285 ; Variable U Cephei, 248 ; Variable Star 

 X Cygni, 277 ; Red, J. Birmingham, 532 



Star-Disks, Phenomena Developed by Heliostatic, Prof. G. W. 

 Royston Pigott, F.R.S., 514 



State Medicine, J. Simon, F.R.S., 370 



Statistical Society, 265 



Steamer, Model, Prof. Raoul Pictel's, 385 



Steel, the Hardening and Tempering of, Wm. Anderson, 21 ; 

 Prof. J. W. C. Roberts, F.R.S., 183 



Stephenson Centenary, Prof. Osborne Reynolds, F.R.S., 121 



Stephenson College at Newcastle-on-Tyne, 134 



Stewart (Prof. Balfour, F.R.S.), on Weather Warnings, 7; 

 Solar Physics — Sun-spots, 114; Solar Physics — Connection 

 between Solar and Terrestrial Phenomena, 150; Special 

 Solar Heat Radiations and their Earth felt Effects, 260 ; on 

 the Possibility of the Existence of Inlra-mercurial Planets, 463 



Stickleback, Infusorial Parasites on, N. H. Poole, 485 ; W. 

 Saville Kent, 557 



Stillman (W. J.), Optical Phenomenon, 260 



Stirling (A. B.), Death of, 539 



Stirling (Dr. W.), Te.xt-book of Practical Histology with Out- 

 line Plates, E. Klein, F.R.S., 163 



Stokes (Prof. G. G.) Whirled Anemometers, 250 ; Solar Physics, 

 593. 613 



Stone (E. J-, F.R.S.), The Comet, 197, 221 



Storage of Electric Currents, 105 



Storm on Friday, October 14, 584 



Strassburg, Astronomical Congress at, 246 



Stratified Di-charges, W. Spottiswoode, P.R.S., and J. F. 

 Moulton, F.R.S., 254 



Stronihcrg, discovery of the Skeleton of a Cave Bear at, 291 



Sturgeons, the Skull in, W. K. Parker, F.R.S., 71 



Sully (James) Illusions, Geo. J. Romanes, F.R.S., 185 



Sumatra, Coal-Beds in, 314 



Sun, the Chemistry of the J. Norman Lockyer, F.R.S., 267, 

 296, 3>S. 36s. 391 



Sunshine Recorder, a Universal, G. M. Whipple, 467 



Sunlight, Apparent Decomposition of, by Intermittent Reflecting 

 Surfaces, Frederick J. Smith, 140 



Sun-Spots, Prof. Balfour Stewart, F.R.S., 114; J. B. N. Hen- 

 nessey, 50S ; Sun-Spot Activity and Terrestrial Magnetic 

 Disturbance, Rev. T. Howlett, 465 ; Sun-Spot Period and 

 Planetary Tides in the Solar Atmosphere, E. B. Edmonds, 

 466 



Swaton, plague of Caterpil'ars at, 132 



Swift's Comet (i88ia), 65. 



Swiss Seismological Comi~siin, 362 



Swiss Alpine Club, Mr. Whymper elected honorary member, 

 S18 



Switzerland, Lepidoptera of Prof. Dr. Heinrieh Frey, R. 

 McLachlan, F.R.S., 25 



Switzerland, Earthquake shock felt in, 147 



Sydney Biological Station, 502 



Smybolical Logic, Hugh McColl, 5, 125, 213, 335; J. Venn, 

 140, 233, 2S4 ; Stanley Jevons. F.R.S., 233 



Tartars, the Skulls of the Crimean, 132 



Tauri, 107, Near approach of Venus to, 27S 



Taylor (Sedley) Resonance of the Mouth-Cavity, 100 



Tchesme and Chio — Earthquake at, 426 



Teaching, Lectures on, J. G. Fitch, 161 



Tebbutt's Comet, Origination of its Proper Light, Prof. Piazzi 



.Smyth, 430 

 Techmer (Dr- F.), Phonetik Zur vergleichenden Physiologic 



der, Stimme nnd Sprache, 307 

 Technical Education, Royal Commission on, 362, 426, 540 ; 



Dr. Siemens on, 601 

 Tegetmeier (W. B.), "Pheasants, their Natural History and 



Practical Management," 99 

 Telegraph Wires, Resonance of the Vibration of, 611 

 Telegraphic Experiment, Singular, at the Trocadero, 385 

 Telegraphic Signals, Method of Registering, 3S7 

 Telephone in New Zealand, 88; Wm. Lant Carpenter, 141 ; at 



the Paris Grand Opera House, 132, 176 

 Telescope, the Great Vienna, : i 

 Telescopes, Large, Prof. Edward C. Pickering, 389 

 Temiant (John), A Fireball, 285 

 Terrestrial Climates, the Secular Inequalities in, depending on 



the Perihelion Longitude and Eccentricity of the Earth's 



Orbit, Rev. Dr. Haughton, F.R.S., 93 



Teversal, Nottinghamshire, Earthquake at, 427 



Thames Valley, Pala:;olithic Implements in the, at and near 

 London, their >;omparative numbers, Worthington G. Smith, 

 30S 



Thebes, Discovery of Implements near, 108 ; Mummies from, 

 291 



Theorem, Kinematical, Geo. M. Minchin, 557i S83 



Theorem, Kinematical, Prof. Joseph Lamer, 605 ; C. Leudes- 

 dorf, 605 



Theory of Descent, Studies in the, Dr. Aug, Weismann, Alf. 

 R. Wallace, 457 



Thermal Conductivity of certain Rocks, 463 



Thermometers, Kew Standard, Suggestion relating to, L. Waldo, 

 100 

 Thermometers, the Alteration of the Zero of, 294 



Thompson (Prof. SUvanus P.), Conservation of Electricity, 78 ; 

 Doctrine of the Conservation of Electricity, 164 ; Red Rain- 

 bows, 459 ; the Electric Conductivity and Dichroic Absorp- 

 tion of Tourmaline, 465 



Thomson (J.), " To the Central African Lakes and Back," 353 



Thomson (J. J.), Prof. Rowland's New Theory of Magnetic 

 Action, 204 



Thomson (Sir William, F.R.S.), on Vortex Rings, 47 ; Storage 

 of Electric Encr[;y, 137, 156 ; on the Sources of Energy in 

 Nature for the Production of Mechanical EITect, 433 ; the 

 Proper Proportions of Resistance in the Working Coils, the 

 Electro-Magnets, and the External Circuits of Dynamos, 526 



Thorell (Dr. T.), Studi sui Ragni Malesi e papuani, 482 



Thorpe (Prof., F.R.S.), Chemical Action between Solids, 467 



Thought-Reading, 210, 211 : Rev. Geo. Ilen^low, 164, 335; 

 Geo. J. Romanes, F.R.S., 171 ; Dr. W. B. Carpenter, 

 F.R.S., 188 ; Geo. B. Merriman, 284 



Thunder, Birds Singing during, J. Shaw, loi 



Thunder Storm at the Cape, C. Tomlinson, 166 



Tidal and Upland Rivers, Estuaries and Harbours, on the 

 Relative V.alue of, Waller R. Browne, at the Institute of Civil 

 Engineers, 17 



Tidal Currents versus Wind Waves, G. H. Kinehan, 460 



Tide-Predicting Machines, Rev. F. Bashforth, 53 



Tiflis, Archaeological Congress at, 599 



Tomlinson (C), Thunder Storm at the Cape, 166 



Tomlinson (C, F.R.S.), Panizzi and the Royal Society, 355 



Tomlinson (Herbert), on Elasticity, Young's Modulus, 70 



Tooth-Ornament, H. O. Forbes, 102 



Tourmaline, the Electric Conductivity and Dichroic Absorption 

 of. Prof. S. P. Thompson, 465 



Tozer (Rev. H. F.), Kiepert's Manual of Ancient Geography 

 (translation), 3 



Train Stopped by Caterpillars, 65 



Tramcar Driven by Electricity, 147, 164, 426, 476 



Transactions, Seismological Society of Japan, 589 



Transit of Mercury, November 7, l88l, 18 



Transit of Ver us, 1882, 41 



Transylvanian Carpathian Club, 246 



Trevandrnin Observatory, Prof. P. Soondrem Pillay, 124 



Trimen's Journal of Botany, 1S8, 376 



Trocadero, Singular Telegraphic Experiment at the, 3S5 



Trouve's Experiments on the Propulsion of Vessels by Electricity, 

 109 



Tschermak (Dr. G.), Lehrbuch der Mineralogie, W. J. Lewis, 



Tschingel, Another Rift opened in the, 566 



Tubercle, the Micrococcus of. Dr. C. Creighton, 604 



Tunnel, Arlberg, Boring of the, 291 



Tunnel, Proposed New Alpine, 427 



Tupman (Major G. L.), a Meteor, 189 



Tweeddale (Arthur, Marquis of, F.R.S.), the Ornithologica 

 Work of, 603 



Tylor (Edward B., F.R.S.), "Anthropology," A. B. Wallace, 

 242 ; Australian Aborigines : the Languages and Customs of 

 several Tribes of Aborigines in the Western District of Vic- 

 toria, Australia, James Dawson, 529 



Tyndall (Prof. W.,"F.R.S.), on the Attitude of Carlyle towards 

 Modern Science, 15 ; on the AiTestation of Infusorial Life, 

 466 



U Cephei, Ceraski's Variable Star, 248, 542, 591 

 United States Entomological Commission for the \ears iSjb 

 and 1879, Second Report of, 99 ; Chinese m, 225 ; Fisheries 



