Nature, ~| 



No^'Oubcr 25, 1909J 



Index 



xxvii 



Georges Soliman, 68 ; the Dressing of Minerals, Prof. 

 Henry Louis, 91 ; a Transition Point in Zinc Amalgam, 

 Prof. H. S. Carhart, 119; Technical Assay of Zinc, 

 H. W. Greenwood and Dr. E. J. Brislee, 540; Copper 

 and Copper Alloys, J. T. Milton, 405 ; Hardness of 

 Ancient Bronzes, Prof. Govvland, 405 ; Use of Heating 

 Curves, Dr. Shepherd, 405 ; Relation between Science 

 and Practice, Sir Gerard A. Muntz, Bart., 406; Sparks 

 as Indicators of Different Kinds of Steel, Max Bermann, 

 436; the Iron and Steel Institute, 437; Production of 

 Iron and Steel by the Electric Smelting Process, E. J. 

 Ljungberg, 437 ; Constitution of Carbon-tungsten Steels, 

 T. .Swinden, 438 ; Report on the Mining and Metallurgical 

 Industries of Canada, 1907-8, 511; Surface Appearance 

 of Solders, C. O. Bannister and H. J. Tabor, 540; 

 Causes of Corrosion of Copper and Brass, E. L. Rhead, 

 540 ; Copper-zinc Alloys, Prof. T. Turner and M. T. 

 Murray, 540; Elastic Breakdown of Non-ferrous Metals, 

 Prof. C. A. Smith, 540 ; Production of Pure Spelter, 

 J. S. Primrose, 540 

 Metals, the Institute of, A. McWilliam, 405 

 Meteorites : Fall of Meteoric Stone on July 13, H. Garrett, 



134 

 Meteorology : Codex of Resolutions adopted at International 

 Meteorological Meetings, 1S72-1907, H. H. Hildc- 

 brandsson and G. Hellmann. 5 ; Diurnal Variation of 

 Temperature in the Free .Atmosphere, E. Gold, 6 ; Tem- 

 perature of the Upper .\tmosphere, F. J. W. Whipple, 6; 

 Weather for June, 17; Weather for July, 169; Summer 

 Weather in 1909, 133 ; the Summer Season of 1909, 

 .Mex. B. MacDowall, 335 ; Cool September, 372 ; 

 Unsettled .September Weather, 401 ; the Past Summer, 

 295, 433 ; Source of " Cold Waves " in North 

 -America, R. F. Stupart, 19 ; Royal Meteorological 

 Society, 28 ; Inter-diurnal Variability of Temperature in 

 Antarctic and Sub-.\ntarctic Regions, R. C. Mossman, 

 28; Rainfall of .South .Africa, A. G. Howard, 30; a Dis- 

 cussion of Australian Meteorology, Dr. William J. S. 

 Lockyer, Sir Norman Lockver, K.C.B., F.R.S., 40; 

 Observing and Forecasting the Weather, D. W. Horner, 

 4:;; Some Facts about the Weather, W. Marriott, .•-■ 

 Note on the Guyra Lagoon, N.S.W., L. A. Cotton, 

 bo ; Double Daily Oscillation of the Barometer, E. Alt, 

 8i ; Mean Temperature of the Air at Sea-level Exhibited 

 IS a Function of Longitude, Latitude, and Period of 

 the Year, Dr. H. Fritsche, 81 ; Eskdalemuir Observa- 

 tory, 86 ; Central .Asiatic Russia and the Level of the 

 Lake Basins, J., de Schokalsky, 90; Two Severe 

 Typhoons Experienced in 1908, Rev. J. Coronas, 

 109 ; Meteorological Conditions Prevailing before the 

 South-west Monsoon of 1900, Dr. Walker, 137 ; the 

 Monsoon, 313; Climatological Reports, 143; Island of 

 Norderney, Dr. R. Assmann, 143 ; Austrian Meteoro- 

 logical Service for 1907, 143 ; Report on the Rains of 

 the Nile Basin and the Nile Flood of 1007, Captain 

 H. G. Lyons, 143 ; Norwegian Meteorological Institute 

 Year-book for iqo8, 143 ; Torrential Rains in Sicily and 

 Thunderstorms in Syracusa and Catania, Dr. Eredia, 

 169 ; Water Contents of Clouds, Dr. A. Wager, 198 ; 

 Oscillation of the Sea on June 15, 1909, in the Port of 

 Marseilles, I-ouis Fabrv, 210 ; Exploration of the Air 

 with Ballons-sondes at St. Louis and with Kites at Blue 

 Hill, H. Helm Clayton and S. P. Fergusson, 223 ; 

 Observations and Investigations made at the Blue 

 Hill Meteorological Observatory. Massachusetts, U.S.A., 

 under the Direction of A. Lawrence Rotch, 223 ; 

 Relations of the LIpper Inversion of Temperature to the 

 .Areas of High and Low Atmospheric Pressure, Dr. F. 

 Erk, 227 ; New Recording Rain Gauge, 227 ; Evapora- 

 tion in a Current of Air, Part i., J. R. Sutton, 270; 

 West Indian Hurricane on August 28, 295 ; General 

 Treatise of Meteorology, Prof. A. Klossovsky, 303 ; 

 Remarkable Halo of August 21, W. McKeon, 

 305; Death of Dr. Fritz Erk, 311; Remarkable 

 Pink Glow, F. C. Constable, 352 ; Typhoons on 

 October 4, 8, and 13, 1908, Senor Coronas, 354 : Hurri- 

 cane in the Neighbourhood of the Mexican Gulf, 372 ; 

 Report of the Meteorolosrical Committee for Year ending 

 March 31, iqoq, 375; Magnetic Storm of September 25, 

 Dr. Chree, F.R.S., 305 ; Prof. A. Fowler, 396 {see 

 also Magnetism) ; Evaporation in Egypt and the 



Sudan, B. F. E. Keeling, 403; Meteorological Charts 

 of the Atlantic and Indian Oceans, 435 ; Climatic 

 Features of Wyoming and their Relation to " Dry- 

 farming," W. S. Palmer, 435; Scientific Studies of 

 Dew-ponds, E. A. Martin, 458; Violent Storm at Havana 

 and the Coast of Florida, 460 ; Reductions applied to 

 the Transvaal Air-temperatures that will in the Mean 

 for the Whole Country Reproduce the Assumed Tem- 

 peratures at Sea-level, R. T. A. Innes, 463; Suggested 

 Reforms in Meteorological Methods, M. E. J. Gheury, 

 464; H. H. Clayton, 464; Prof. Koppen, 464; sur la 

 Compensation entre les Types des Saisons simultan^s 

 en different Regions de la Terre, H. Hildebrand Hilde- 

 brandsson, 467 ; Drought in South-west Ireland, Geo. A. 

 .Armstrong, 4S7 ; Drought in South-west Ireland, Dr. 

 Hugh Robert Mill, 517; an Aurora Display on October 

 18, W. Harcourt Bath, 487; Ernest J. Baty, 518; W. 

 Austin Morley, 518; Aurora on October 17, 18, and 19, 



■ 523 ; Magnificent Aurora in .Australia on September 25, 

 W. E. Cooke, 524 ; Annual Meteorological Reports, 503 ; 

 Probable Influence of the Motion of the Moon on Atmo- 

 spheric Radio-activity, some Meteorological Consequences, 

 Paul Besson, jio; British Rainfall, 190S, Dr. Hugh 

 Robert Mill. 514: .Anemographic Observations in India, 

 521 ; .Analysis of the Underground Temperature at Osaka, 

 T. Okada and T. Takeda, 527 ; Storms of Wind and 

 Rain during the Past Week, 527 



Meteors : Stationary Meteor Radiants, Prof. W. H. 

 Pickering, no; the Perseids of igoq, W. F. Denning, 

 i8g ; the Recent Perseid Shower, J. H. Elgie, 267 ; 

 J. C. Jefferson, 267; Prof. Kobold, 267; a Brilliant 

 Meteor, M. Borelly, 200 ; August Meteoric Shower, 

 W. F. Denning, 224, 246 ; the Bolide of April 20 as 

 Observed in France, M. Qu^nisset, 208 ; Meteor Observa- 

 tions, 315; Fireball in Sunshine, W. F. Denning, 456; 

 the Meteor in Sunshine, October 6, W. F. Denning, 487 ; 

 Remarkable Meteors, 465 ; September Meteors, Torvald 

 Kohl, 498 



M^thode dans les Sciences, de la. Prof. H. Bouasse, 361 



Metrology : Report of International Committee of Weights 

 and Measures, 199 



Meyer (Dr. Hans), Analyse und Konstitutionsermittelung 

 organischer Verbindungen, 215 



Meyer (V. I.), Pseudo-morphine, 20 



Microbiology : Death of Prof. Emil Christian Hansen, 

 294; Obituary Notice of, Arthur R. Ling, 310 



Micrometer Measures of Double Stars, Phillip Fox, S3 



Microscopy : a Compendium of Food-microscopy, E. G. 

 Clayton, 97; the Microscope and its Practical Applica- 

 tions, J. E. Barnard, 232 



Migula (Dr. W.), Pflanzenbiologie, 451 



Milk, the Contamination of. Dr. Orr, 74 



Milk Testing, C. W. Walker-Tisdale, 187 



Mill (Dr. Hugh Robert) : Prof. Otto Petterssen on Tide- 

 like Movements in Deep Water, 119; British Rainfall, 

 1908, 514; Drought in South-west Ireland, 517 



Millar (Prof. W. G.), the Pre-Cambrian Rocks of Canada, 

 446 



Miller (Prof. G. A.), Generalisations of the Icosahedral 

 Group, 470 



Miller (G. S.), the Mouse-deer (Chevrotains) of the Rhio- 

 Linga Archipelago, 526 



Miller (John), the Grain Industry, 447 



Miller (Prof.), Mining in Canada, 447 



Millikan (Dr. Robert A.), a Short University Course in 

 Electricity, Sound, and Light, 66 



Millosevich (Prof.), Halley's Comet, 528 



Mills (J.), a Short University Course in Electricity, Sound, 

 and Light, 66 



Milne (Prof. John, F.R.S.), a New Departure in Seismo- 

 logy. 38 ; Large Disturbances of Seismographs by 

 Distant Earthquake Shocks, 524 



Milton (J. T.), Copper and Copper Alloys, 405 



Mina (Lieut.), Ascent of Balloon Albatross, 225 



Minchin (Prof. E. A.), Sponge Spicules, 265 



Mineralogy : Carnotite and an Associated Mineral-complex 

 from South .Australia, J. Crook and G. S. Blake, 28; 

 Species Pilolite and the Analysis of a Specimen from 

 China, G. S. Whitby, 28 ; Phenakite from Brazil, Dr. 

 G. F.' Herbert Smith, 28; Occurrence of Gyrolite in 



