'aturt, "I 



Otr 24, lyioj 



Index 



Vapour Pressures of Solids and Liquids, and the Vapour 

 Pressures of Mercury, 97 



Mercantile Marine, Sight Tests in the, 537 



Mercau (Augustus), the Perfilograph, 434 



Mercury, Observations of, G. and V. Fournier, 213; M. 

 Jarry-Desloges, 213 



Merfieid (Mr. J, Halley's Comet, 322 



Merlin (E.), Liste des Observaloires Magn^tiques et dcs 

 Observatoires S^ismologiques, 460 



Merlin (J.), Occultation of jj Geminorum by Venus, July 26, 

 Observed at Lyons, 390 



Merrill (E. D.), the Grasses of Alaska, 17; Philippine 

 Leguminosa;, 211 



Merrill (G. P.), Averages of Analyses of Stony Meteorites, 

 376 



Merry (E. \\.), Molecular Complexity of Nitrosoamines, 

 520 



Metallography : Metallografia applicata ai Prodotti Sidtr- 

 urgici, Uniberto Savoia, 39 ; Lo Zinco, Prof. K. Musu- 

 Boy, 39 ; Metallographie, ein ausfiihrliches Lehr- und 

 llandbuch der Konstitution, und der physikalischen, 

 I hemischen und technischen Eigenschaften der Metalle 

 und nietallischen Legierungen, Dr. W. Guertler, 200 ; la 

 Metallographie Microscopique, Louis R^villon, A. 

 McWilliam, 295 ; Metallography as an Aid to the Brass 

 Flounder, H. S. Primrose, 421 



Metallurgy: the International Congress at Diisseldorf, 20; 

 on the Nature, Uses, and Manufacture of Ferro-silicon, 

 with Special Reference lo Possible Danger arising from 

 its Transport and Storage, Dr. S. M. Copeman, E.R.S., 

 S. R. Bennett, and Dr. H. Wilson Hake, Prof. A. 

 McWilliam, 53 ; Nature of Intermetallic Compounds, Dr. 

 T. Slater Price, 83 ; the Journal of the Institute of 

 Metals, 89 ; Elastic Breakdown of Non-ferrous Metals, 

 A. C. M. Smith, 89 ; Magnetism of the Copper- 

 manganese-tin Alloys under Varying Thermal Treatment, 

 A. D. Ross and R. C. Gray, 97; Notes on the Electric 

 Smelting of Iron and Steel, Dr. W. F. Smeeth, 103 ; 

 New Process for Producing Protective Metallic Coatings, 

 AL U. Schoop, 218; New Alloy Duralumin, 313; 

 Shrinkage of Antimony-lead Alloys and of the Aluminium- 

 zinc Alloys during and after Solidification, Donald Ewen 

 and Prof. T. Turner, 421 ; Effect of Silver, Bismuth, and 

 Aluminium on the iMechanical Properties of " Tough- 

 pitch " Copper containing Arsenic, F". Johnson, 421; 

 Magnetic Alloys F'ormed from Non-magnetic Materials, 

 A. D. Ross, 421 ; the Heat Treatment of Brass, G. D. 

 Bengough and O. K. Hudson, 421 ; Some Common 

 Defects occurring in Alloys, Dr. C. H. Desch, 421 ; the 

 Autumn Meeting of the Iron and Steel Institute, 440; 

 Theory of Hardening Carbon Steels, C. A. Edwards, 

 440 ; Prof. Arnold, 440 ; Dr. Carpenter, 440 ; Prof. 

 Turner, 440; Influence of Silicon on the Properties of 

 Pure Cast Iron, A. Hague and Prof. T. Turner, 440; 

 Manganese in Cast Iron and the Volume Changes during 

 Cooling, H. I. Coe, 440; Sulphurous Acid as an Etching 

 Agent for Metallographie Work, S. Helpert and E. 

 Colvert Glauert, 440 ; Preparation of Magnetic Oxides of 

 Iron from Aqueous Solutions, S. Hilpert, 440 

 Metals, the Temperature Coefficients of the Ferromagnetic, 



Dr. J. R. Ashworth, 23S 

 Metcalf (Rev. J. H.), a New Comet, 213 

 Metcalf's Comet igiob, 249, 273 ; M. Guillaume, 249 ; Dr. 

 Kobold, 249, 344, 507; Prof. Pickering, 344; ^L 

 (Ju^nisset, 507; Observations of, J. Guillaume, 261; i\I. 

 Coggia, 261 ; M. Borrelly, 261 ; M. Schaumasse, 292 ; 

 Observations of, at the Paris Observatory, J. Chatelu, 261 

 Meteorites : Large Meteorites, Edmund O. Hovey, 152 ; 

 Meteoric Iron which Fell on August i, 1898, near Quesa, 

 Prof. Friedrich Berwerth, 372 

 Meteorology : Results of the Exposure of Thermometers in 

 Windows and in Screens, Prof. Hellman, 17-8 ; oie 

 Temperatur Verhaltnisse in der freien Atmosphare 

 [Ergebnisse der internationalen unbemannter Ballon- 

 aufstiege], Dr. Arthur Wagner, E. Gold, 42 ; the Gulf 

 Stream Drift and the W'eather of the British Isles, Dr. 

 H. Bassett, 44 ; Meteorological Chart of North Atlantic 

 for July, 50 ; Meteorological Charts of the North Atlantic 

 and North Pacific Oceans for September, and of the 

 South Atlantic and South Pacific for September- 

 November, 1910, 247; Meteorological Chart of the North 



Atlantic and Mediterranean for September, 3 if; Meteoro- 

 logical Chart of the North Atlantic Ocean tor November, 

 Prof. W. L. Moore, 543 ; Two Notable Typhoons which 

 Crossed the Philippine Archipelago during November, 50 ; 

 W'eather for the Five Weeks ending July 9, 50; July 

 Weather, 148 ; Weather for Week ending August 27, 

 271; Weather, June 25 to September 3, 316; Models of 

 Meteorological Conditions in the Free Air, 59 ; Centre 

 of Gravity of Annual Statistics, A. Marshall, 104; the 

 Ethnologv, Botanv, Geologv, and Meteorology of German 

 East Africa, Sir 'H. H. Johnstone, G.C.M.G., K.C.B., 

 106; Examination of the Atmosphere at Various Alti- 

 tudes for Oxides of Nitrogen and Ozone, Messrs. Hay- 

 hurst and Pring, 119; Meteorological Conditions Prevail- 

 ing before the South-west Monsoon of 1910, Dr. Walker, 

 118; Comparison of the Barometers of the Various 

 Meteorological Institutes,, 118; Reports of Meteorological 

 Observatories, 123 ; the Meteorological Service of Canada 

 (1906), 123; Toronto Observatory (1907), 123; Bombay 

 and Alibag Observatories (1909), 123 ; Helwan Observa- 

 tory (1909), 123 ; Royal Prussian Meteorologcial Institute 

 (1909), 124; the Deutsche Seewarte (1909), 124; the 

 .Sonnblick Observatory (1909), 124; Norwegian Meteoro- 

 logical Institute (igog), 124; the Southport Meteoro- 

 logical Observatory (1909), 124; Falmouth Observatory 

 (igog), 124; Observatory Department of the National 

 Physical Laboratory (igog), 124; Koninklijk Neder- 

 landsch Meteorologisch Instituut, No. 105, Oceano- 

 graphische en Meteorologische Waarnemingen bij Kaap 

 Guardafui, 159 ; Regenwaarnemingen in Nederlandscli- 

 Indie, 159 ; on the Meteorological Evidence for Supposed 

 Changes of Climate in India, Dr. Gilbert T. Walker, 

 F.R.S., Dr. William J. S. Lockyer, 178; Rainfall of 

 Rhodesia and Australia, 187 ; Rainfall of Rhodesia, Rev. 

 E. Goetz, 187 ; Dew-ponds on the Thorpe Downs, Berk- 

 shire, H. Gibson, 24b; Royal Magnetical and Meteoro- 

 logical Observatory at Batavia, Report on Cloud- 

 observations at Batavia made during the International 

 Cloud-year i8g6-7 and Subsequent Years, Dr. S. Figee, 

 E. Gold, 249 ; Velocita e Direzione delle Correnti 

 .\eree alle diverse Altitudini Determinate a Mezzo dei 

 Palloni-Sonde e Piloti, Dr. G. Pericle, E. Gold, 249; 

 Diurnal Variation of Level at Kimberley, Dr. J. K. 

 Sutton, 262 ; Report of Meteorological Committee for the 

 Year ending March 31, 271 ; Meteorology, Practical and 

 .\pplied. Sir John Moore, 293 ; Monsoon Conditions Pre- 

 vailing during June and July, 316; Tables for the Reduc- 

 tion of Meteorological Observations, Dr. G. C. Simpson, 

 E. Gold, 326 ; Non-periodical Variations of Rainfall and 

 Famines in German East Africa, Dr. E. Kremer, 343 ; 

 Wind and Current Observations, Dr. P. H. Gall^, 343 ; 

 Innsbrucker Fbhnstudien, iv., Weitere Beitrage zur 

 Dynamik der Fijhns, Dr. H. v. Ficker, 368; Great 

 Tropical Storm of October, 1909, 372 ; Average Rainfall 

 Map and Isohyets of New South Wales, 373 ; Reports on 

 Climates, 377; Meteorology of Peru, Dr. J. Hann, 377; 

 Climate of the Lower Guinea Coast and Hinterland, Dr. 

 R. Sieglerschmidt, 377; Climate of Berlin, Prof. G. 

 Hellmann, 377 ; Rainfall of Northern Spain and 

 Portugal, Dr. W. Semmelhack, 377 ; Australian Common- 

 wealth Bureau of Meteorology, 402 ; a Meteorological 

 Phenomenon, Rev. R. ."^shington BuUen, 429 ; the 

 Summer Season, 435 ; Vegetation and Rainfall, Dr. .A. 

 Morrison, 437 ; .•\pplication of the Method of Correlation 

 to Investigations of the Connection between Meteoro- 

 logical Elements at Different Places, Dr. T. Okada, 

 470 ; Daily Variation of Wind and the Displacement of 

 the Air at Nagasaki, Y. Tsuiji, 471 ; Diversity of Systems 

 of Notation in Meteorology, A. Mc.Adie, 506 ; Meteoro- 

 logical Outlook in South Africa, 506; British Rainfall, 

 1909, Dr. Hugh Robert Mill, 523 ; Cloud-burst in the 

 Island of Ischia, 541 ; Snowfall in the Transvaal, H. E. 

 Wood, 543 ; Bremen Meteorological Year-book, igog, 

 546; Liverpool Observatory (igog), 546; Royal Alfred 

 Observatory, Mauritius (igog), 546; Transvaal Meteoro- 

 logical Department (1908-9), 546; Deutsche uberseeische 

 meteorologische Beobachtungen, 546 

 Meteors : Present Meteoric Displays, W. F. Denning, 105 ; 

 a Central Bureau for Meteor Observations, 152 ; Ob- 

 servations of Perseids in igog, S. Beljawsky, 184 ; 

 Perseid Meteoric Shower, 1910, W. F, Denning, 204 ; 



