Nali<yc; Dc:. 2, iSSo] /A-^ 



Piazzi Smyth, 193, 222 ; Spectrum of the FlaDieof Hydrogen, 

 W. Huggins, F.R.S. on, 2S3 ; the line D3, 350; A Rotary 

 Polarisation Spectroscope of great Dispersion, Prof. P. 

 G. Tait, 360 ; Absorption Bands in certain Colourless Liquids, 

 368 ; Report on the Ultra-Violet Spectra by Prof. A. K. 

 Huntington, 444 ; On the Spectra of the Metalloids, Dr. A. 

 Schuster, F.R.S., 444; The Present State of Spectrum 

 Analysis, 522 ; Spectrum of Ilartwig's Comet, W. H. M. 

 Christie, 557 ; Spectroscopic Investigations, G. Ciamician, 

 575 ; The Magnesium Lines in the Solar Spectrum, 596 ; On 

 the Spectra of the Compounds of Carbon with Plydrogen and 

 Nitrogen, Profs. Liveing and Dewar, 620 



Spencer (Earl), On Science and Agriculture, 182 



Sphagnacea;, or Peat-Mosses, Dr. R. Braithwaite, 556 



Spiders and Wasps, no 



Splenotomy in Dogs, 520 



Sponges, Proposed Bibliography of, 539 



Sportsman's Guide to Scotland, 17 



Sprague (T. B.), Toughened Glass, 292 



Sprengel Pump, Improvements in, 375 



Sprengel ^'acuum, the Specific Inductive Capacity of a Good, 

 British Association Report on, 443 



Stags' Horns, Prof. E. W. Claypole, 146 ; Herbert Ellis, C. 

 Overton, 221 



Stahl (Herr), Motion in Algce, 114 



Standard Weights, Dr. Werner Siemens and his Set of, 64 



Stars, Occultaticn of a Fixed, by Saturn, 112; Binaiy a Cen- 

 tauri, 85, 399, 541 ; Pegasi, 205, 467 ; 5 Equulei, 593 ; the 

 Colour of Double Stars, C. S. Peirce, 291 ; Colours of 

 Southern, 495 ; Variable, 277 ; Variable Star in Aquarius, 



; 205 ; Ceraski's New Variable, 455, 616 ; Prof. E. C. Picker- 

 ing, 603 ; Geo. Knott, 603 ; i) Cygni, 348 ; R Hydroe, 542 ; 

 A New Red Star, John Birmingham, 408 : 



Statics, Treatise on. Prof. George M. Minchin, 52 



Statistical Society, 116 



Steam-boilers, Incrustation in, 448 



Stebbing (Rev. T. R. R.), Fascination, 33S, 534 



Steel and Iron, Immersion of, in Acidulated AVater, W. H. 

 Johnson, 11 



Steel, Hardening of, T. W. Giltay, 461 ; H. J. Johnston-Lavis, 



Step Backwards, A, 165 



Stereotyping, a Nesv Process of, 32S 



Sternum in Dinosaurs, 113 



Stewart (Prof. Balfour, F.R.S.), Systematic Sun-spot Periodi- 

 city, 80 ; On Some Points Connected with Terrestrial Mag- 

 netism, 146, 202 



Stewart (J. ), on Lake Nyanza, 67 



Stone Arrow-Heads, W. L. Distant, 11 



Stone in the Swallow's Nest, 459; John Locke, 146; W. E. 

 A. Axon, 242 



Stone (J. Harris), A Snake in Kensington Gardens, 193 



Stone-breaker, An Electrical, 302 



Stones, Cup and Ring, J. Romilly Allen, 97, 221 ; James Quin, 

 122 



Storm Effects, J. Rand Capron, 290 



Storm, Magellanic, G. M. Whipple, 55S 



Stonns of the United States, 594 



Strassburg, Imperial Observatory at, 132 



Stratigraphical Geology, 264 



Streams, Crossing Rapid, 607 



Subterranean Kaolinisation, John A. Church, 317 



Suez Canal Rock Salt, Dr. Ralton, 1 1 



Sugar, Crystalhsable, Mr. Collier on, 27S 



Sugar-Cane, the Elephant, 518 



Suicides, Statistics of, 576 



Sulphvu", the Elementary Nature of, 349 



Sunday Art Exhibitions, 155 



Sun Signal, or Heliograph, Improved, Dr. Tempest Anderson, 



499 



Sun-Spot Periodicity, Systematic, Prof. Balfour Stewart, 



F.R.S. , So 

 Surgery and Superstition in Neolithic Times, 478 

 "Swallows," Winter, Prof. Alfred Newton, F.R.S., 29 

 Swallow, the Stone in the Nest of the, John Locke, 146 : W. E. 



A. Axon, 242 ; Chatel, 459 

 Swans, Wild — Notes of Birds, J. Birmingham, 171 

 Swansea, Handbook to, S. C. Gamwell, 431 

 Swedish Lakes and Temperature of Sweden, 132 

 Swift's New Comet, 467 



EX XVII 



Swinton (A. IL), "Insect Variety," 579 



Swiss Chalets, Rev. Geo. Henslow, 534 ; H. N. Moseley, 559 

 Swiss Natural History Society, Meeting at Brieg, no 

 Switzerland, the Earthquake in, 252 ; the Triangulation of, 518 

 Sydney, University of. Bequest to the, 45 

 Sydney, supposed Discovery of Kerosene at, 88 ; Intercolonial 

 Meteorological Conferencejat, 160 



Tait (Prof. P. G.), a Rotary Polarisation Spectroscope of Great 



Dispersion, 360 ; Thunderstorms, 339, 364, 40S, 436 

 Tanganyika, Lake of. Establishment of Germans on, 67 ; Plants 



from, 5S6 

 Tasmania, Royal Society of. Report of, 133; Discovery of Gold- 



Fields in, 329 

 " Tasmanian Friends and Foes, Feathered, Furred, and 



Finned," Mrs. L. A. Meredith, 300 

 Tay Bridge Accident, II, 213, 266; Hon. Ralph Abercromby, 



Tayior (Alfred Swaine, F.R.S.), Death of, 109 

 Taylor (Noble), Toughened Glass, 241 

 Taylor (Henry J.), " The Bee-Keeper's Manual," 433 

 Taylor (C), "Elementary Geometry of Conies," 603 

 Tea Cultivation in Japan, 569 

 Technical Education, Prof. Ayrton on, 616 

 Telegraphy : Recent Advances in, M. Antoine Breguet on, 18 ; 

 Seeing by. Profs. John Perry and W. E. Ayrton, 31 ; Testing 

 Telegraph Lines, Louis Schvvendler, 94 

 Telekouphon, the, 375 



Telephone : a New Use for the, 157 ; the Fine Wire, Prof. G. 

 Chrystal, 168; at Liverpool, 230 ; in South Australia, 275 ; 

 Experiments with the Wire, chiefly on Strongly Magnetic 

 Metals, Prof. G. Chrystal, 303 ; Experiments in Switzerland, 

 329 ; on a New Form of Receiver, James Blyth, 330 ; Prof. 

 Chrystal on the Differential, 331 ; the Telephone and Deaf 

 Persons, 376 ; " A Baby Telephonist," 442 

 Telescope (Lord Rosse's), Otto Struve, 75 

 Telescopes and Microscopes, Construction of, 607 

 Temperature and Arctic Fossil Floras, J. S. Gardner, 341 

 Temperature of the Breath, 607 ; C. J. McNally, 534 ; Dr. R. 



E. Dudgeon, 5S4 

 Temperature, Underground, British Association Report on, 442 

 Temple (Lieut. Geo. T.), on the Hydrographic Department, 192; 



Letter to Col. Fr. Sejersted, 432 

 "Teorica delle Forze Nevvtoniane e sui applicazioni all' Elettro- 



stattica e al Magnetismo del Prof. Enrico Betti," 557 

 Terrestrial Magnetism, Comparative Curves in, Rev. S. J. Perry, 



F.R.S., 120; J. Capello, 220 

 Terrestial Magnetism, on some points connected with. Prof. B. 

 Stewart, F.R.S., 146, 202 ; Warren De La Rue, F.R.S., 

 Hugo W. MUller, F.R.S., 169 

 Thermoelectric Pile, Cloe's, Improvement of the, 19 

 Thermoelectric Currents and Chemical Action, 156 

 Thermometer, Water-Steam, Sir William Thomson's, 91 

 Thermometry, Prof. Rowland on, 18 



Thin(Geo., Tsl.T).)," On Baclmum fatidtim : an Organism asso- 

 ciated with Profuse Sweating from the Soles of the Feet," 209 

 Thompson (Prof. S. P.), Arthur Young's Travels in France, 219 

 Thomson (Sir Wm., F.K.S.), on " Turning the World Upside 

 Down," 493 ; on a Septum permeable to Water and imper- 

 meable to Air, with Application to a Navigational Depth 

 Gauge, 54S ; on Maximum and Minimum Energy in Vortex 

 Motion, 618 

 Thomson (Sir Wyville, F.R.S.), the Cruise of the K'nig/ii 



Errant, 405 

 Thorpe (Prof. T. E., F.R.S.), Longstaff Medal awarded to, 

 109 ; on the Relation between the Molecular Weights of 

 Substances and their Specific Gravities when in the Liquid 

 State, 262 ; Supposed New Island in the Azores, 509 

 Thimderstorms : in Geneva, Prof. Colladon on, 65 ; at Hamburg, 

 G. Ambrose Pogson on, 155 ; at Moylough, 347; Prof. P. 

 G. Tait on, 339, 364, 408, 436 ; in Scotland, A. Buchau, 594 

 " Thiiringer Wald " Club, Formation of, at Eisenach, 20 

 Thurn (Everard, F. im), Jom-ney to British Guiana, 41 

 Thwaites (C), Fascination, 4S4 

 Tiberias, Lake of, the Fishes of, 494 



Tilden (Dr. W. A.), Principles of Qualitative Analysis, 360 

 Timber, Calcareous Concretions in, Dr. G. Bidie, 169 

 Tinned Meats, reported Poisoning by, 567 

 Tobacco-smo'^in?, Formation of Society against, in Paris, 65 



