Nature, Nov. 23, 1889] 



\1NDEX 



Vll 



109 ; Preliminary Report of the Newall Telesope Syndicate, 

 114; Astronomical Society, 119; New Minor Planet, 135 ; 

 the Spectrum of x Cygni, 135 ; Solar Phenomena for 1888 

 and 1889, Tacchini, 144; Stonyhurst College Observatory, 

 164; Stability of Solar Sy>tem, D. Eginitis, 167; Two Re- 

 markable Conjunctions, Martb, 180 ; the General Relations 

 of the Phenomena of Variable Stars, S. C. Chandler, 181 ; 

 Stellar Evolution and its Relation to Geological Time, James 

 Croll, F.R.S., A. Fowler, 199; Recent Determinations of 

 the Amount of Lunar Radiation, Prof. C. C. Hutchins, 209 ; 

 Astronomica' Society of the Pacific, 231 ; a New Comet, 

 231 ; the Planet Uranus, R. A. Gregory, 235 ; Proposed 

 New Telescope for Harvard University Observatory, 252 ; 

 Death of Maria Mitchell, 253 ; Congress on Celestial Photo- 

 graphy, 252 ; Obituary Notice of Prof. G. Cacciatore, 255 ; 

 Comet 1S89 d (Swift), 255 ; Comet 1889 b (Barnard, March 

 31), 255 ; Comet 1 889 r( Barnard, June 23), 255 ; Comet 1889^ 

 (Barnard, September 2), 255 ; Comet 1889 r/ (Brooks, July 6), 

 284 ; Babylonian Astronomy, G. Berlin, 237, 261, 285, 360 ; 

 Celestial Motions, a Handy Book of Astronomy, William 

 Thynne Lynn, 293 ; the Binary y Corona; Borealis, Prof. 

 Celoria, 307 ; Eclipses and Transits in Future Years, Rev. S. 

 J. Johnson, 307 ; the White Spot on Saturn's Ring, M. Terby, 

 307 ; Comet i889<: (Barnard, June 23), Dr. R. Spitaler, 307 ; 

 Discovery of a New Comet 1889 e, 328 ; Comet 1889 d 

 (Brooks), Comets 1888 e (Barnard, September 2), and 1889 b 

 (Barnard, March 31), 329; the Vienna Observatory, 329; 

 Astronomy at Johns Hopkins University, 351 ; the Variations 

 of Latitude in the Solar Spots, R. Wolf, 383 ; Another Photo- 

 graphic Survey of the Heavens, 417; Comet 1889 rt? (Brooks, 

 July 6), Herr Otto Knopf, 424 ; Comet 1889^ (Davidson), Dr. 

 Becker, 424 ; New Minor Planets, 424 ; New Double Stars, 

 Burnham, 424 ; Stars with Remarkable Spectra, 424 ; Telescopes 

 for Stellar Photography, Sir Howard Grubb, F.R.S., 441, 645 ; 

 International Congress at Liege, 445 ; Yale College Observa- 

 tory, 448 ; New Minor Planet, Prof. Peters, 448 ; Comet 1889 d 

 (BroDks, July 6), Dr. K. Zelbr, 448 ; Comet 1888^ (Barnard, 

 September 2), and 1889 b (Barnard, March 31), 448 ; Reduc- 

 tion of Rutherfurd's Photographs of the Pleiades and Praesepe, 

 Dr. B. A. Gould, 448 ; the United States Eclipse Expedition, 

 462 ; the Triple Star 2 2400, 482 ; Publications of the Pots- 

 dam Observatory, 482 ; the Observation of Sudden Pheno- 

 mena, 482 ; International Congress of Astronomy, 516 ; 

 Observations of Twilight and Zodiacal Light during the Total 

 Eclipse of the Sun, December 21, 1889, Prof. Cleveland 

 Abbe, 519 ; Bishop's Ring; and Allied Phenomena, T. W. 

 Backhouse, 519 ; Comet 1889 e (Davidson), 538 ; Observations 

 at Algiers Observatory, Ch. Trepied, 539 ; Mr. Tebbutt's 

 Observatory at Windsor, New South Wales, 550 ; the Variable 

 7? Argus, Dr. Thome, 55° > Rotation Period of the Sun, 

 Henry Crew ; Comet 1889 ^/(Brooks, July 6), Dr. Otto Knopf, 

 550; Prof. A. W. Riicker, F.R.S, on Cometic Nebula;, 

 583 ; Astronomical Observatorie-, Geo. H. Boehmer, 597 ; 

 a Spectroscopic Survey of Southern Stars, R. L. J. Ellery, 

 F.R. S., 597 ; Astro-photographic Conference, 597 ; Inter- 

 national Congress on Celestial Photography, 597 ; the Natal 

 Observatory, 655 ; Spectrum of R Andromeda;, Rev. T. H. 

 E. C. Espin, 656 ; Comet 1889 d (Brooks, July 6), 656 {see 

 also Stars and Meteors) 

 Alhecse, Phenacodus and the, Lydekker on, Prof. E. D. Cope, 



298 

 Atlantic, North : Pilot Chart for May, 107 ; Icebergs in, 133 ; 

 Surface Currents of, Prince Albert of Monaco, 167 ; for May, 

 Meteorology of, 179; Meteorology of, 305 ; Pilot Chart of, 

 401 ; Currents of, G. Pouchet, 577 ; Pilot Charts of, 578, 595 1 

 Atlantic Ocean, Upper Wind Currents over the Equator in the, 



Hon. Ralph Abercromby, loi ; E. Foulger, 224 i 



Atlas : Longmans' New, 148 ; W. and A. K. Johnston's the 



Unrivalled, 221 

 Atlas, Travels in the, and Southern Morocco, Jos2ph Thomson, 



149 



Atmosphere, Circulation of the, over the Equator, Hon. Ralph 

 Aberciomby, 297 



Atmospheric Electricity, C. A. C. Bowlker, 55 ; Daniel Pidgeon, 

 77 ; C. Tomlinson, F. R.S., 102 ; R. T. Omond, 102 ; Mar- 

 shall Hall, 125; Alexander McAdie, 223; Prof. C. Michie 

 Smith, 585 



Atoms and Molecules, the Organization of, Prof. A. E. Dolbear, 

 419 



Audubon Monument, the Proposed, 305 



August Perseids of 1889, 420 



Aurora, the. Dr. M. A. Vecder, 318 



Aurora, 01)servatioiis on Height of, 654 



Aurora, the Wavelength of Principal Line in Spectrum of, W. 

 Huggins, F.R.S., 68 



Aus dem Archiv der Deutschen Seewarte, 401 



Auspitz (Rudolf) and Richard Lieben, Untersuchungen iiber die 

 Tneorie des Preises, 242 



Austen (Dr. P. T.), Exp;riments on Combustion in Nitric Acid 

 Vapour, 45 



Australia : Records of the Geological Survey of New South 

 Wales, 254 ; Western Australia, Coal and Tin Discoveries in, 

 H. P. Woodward, 304 ; Exploration of, Ernest Favenc, 353 ; 

 Artesian Wells in Australia. 305 ; Proposed Kxploration of 

 Central, 308 ; the Tertiary Flora of, C. von Ettingshausen, J. 

 Starkie Gardner, 517 ; Tietken's Exploration of the Interior of 

 South, 551 ; Dr. MacLaurin on the British Race in Australia, 



633 

 Avalanche on Joser Fjord, 229 

 Avarian Language, Baron Uslar, 283 

 Avens, Martel and Gaupillat, 636 



Babylonian Astronomy, G. Bertin, 237, 261, 285, 360 



Babylonian the Language of Polite Society in the Fifteenth Cen- 

 tury B.C., Prof. Sayce, 239 



Bacillus ethacetkus, a New Ferment, Prof. P. F, Frankland, 

 588 



Backhouse (T. W. ): Bishop's Ring and Allied Phenomena, 

 519 ; Shining Night Clouds — an Appeal for Observations, 



594 

 Bacteria, the Ferment Action of, Drs. Lauder Brunton and 



Macfadyen, 21 

 Bacteria, Influence of Salt on, Forster, 216 

 Bailey (G. H.), Zirconium, 92 

 Bailey Qames Blake), an Index to Science, 245 

 Bailey (Prof. W. Whitman), Changed Environment, 297 

 Baines (A. C. ), Sailing Flight of the Albatross, 9 

 Ball (E. J.) and A. Wingham, Influence of Copper on the 



Tensile Strength of Steel, 59 

 Ball (John, F.R.S.), Death of, 626 

 Ball (V., F.R.S.), Japanese Clocks, 151 

 Ball (W. W. Rouse), a History of the Study of Mathematics 



at Cambridge, 458 

 Balloon Ascent, Barometrical Measurements tested by, 547 

 Balls of almost Perfect Sphericity produced by Mechanical 



Movement, M. Mallett, 351 

 Baltic Coasts, the Secular Rising of, ro8 

 Baltic Currents, Measurement of, Herr Dinklage, 351 

 Bambangala, Dr. P. L. Sclater, F.R.S., 54 

 Bardeleben (Prof.), PraepoUex and Praehallux of Mammalian 



Skeleton, 95 

 Barents Sea, the. Dr. Mohn, 598 

 Barium, the Malonates of, 264 

 Barnard's Comet, 1888 e, September 2, 109. 255, 448 ; Comet 



1889 b, 64, 255; Comet, March 31, 1889 b, 448; Comet 



1889 c, 255 

 Barnes (Philip), the Founder of the Royal Botanic Society, 304 

 Barometer, Diurnal and Annual Oscillations, H. H. Clayton, 



445 

 Barometrical Measurements tested by Balloon Ascents, 547 

 Barrande (Joachim), Systeme Silurien du Centre de la Boheme, 



267 

 Barus (Carl), Electric Resistance of Stressed Glass, 67 

 Basic Open-hearth Steel, J. H. Darby, 59 

 Basset (A. B.), Treatise on Hydrodynamics, 412 

 Bassett-Smith (P. W.), Coral Reefs, 223 

 Bassot (M.), Difference of Longitude between Paris and Madrid, 



612 

 Bate (C. S., F.R.S.), Death and Obituary Notice of, 350 

 Bateman (J. F. La Trobe, F.R.S.), Death of, 162 

 Baur (G.), Valuable Specimens of Vertebrates for Biological 



Laboratories, 644 

 Beacon Lights and Fog Signals, Sir James N. Douglass, F.R.S., 



87, no 

 Beale (E. Clifford), Board School Laryngitis, Greville Mac- 



donald, 8 

 Beauregard, Egypt in Prehistoric Times, 92 

 Becker (Dr.), Comet 1889 e (Davidson), 424 

 Beddard (F. E.), on Fresh water Oligochseta, 611 



