D£cetn6er 11, IQ07J 



Index . 



Account of Captive Balloon Struck by Lightning at Farn- 

 borough on April 11, Colonel J. E. Capper, 142 ; Typhoon 

 in the Caroline Islands, 157 ; Auroral Display at Pontv- 

 ates, Carmarthenshire, Rev. T. Thomas, 159 ; Enor- 

 mous Rainfall during a Thunderstorm at Guinea 

 Caroline County, Va., E. A. Evans, ibo; Weather in 

 War Time, R. Bentley, ibo ; the Rainbow, Charles T. 

 Whitmell, 174; Meteorological Observations for the Year 

 ending June, 190b, 184 ; the Daily Range of Tempera- 

 ture in the Tropical Regions of Asia and Australia, 

 Prof. Hann, 205 ; Mean and Extreme Meteorological 

 Values for Twenty-five Stations in the British Empire 

 during the year 1905, 206 ; Intensity of ."Mpine Glows, 

 P. Gruner, 228 ; Weather for Week ending July b, 256 ; 

 Meteorological Observations made at Thirty-eight 

 Foreign Stations for Various Periods between 1892 and 

 1904, 256 ; Distribution of Temperature and Air Pressure 

 over the Globe in the " Polar Year " 18S2-3, S. B. 

 Ehrhart, 256; Weather and Crops, 1891-1906, F. C. 

 Bayard, 203 ; Weather in July, 278 ; Rainfall Observ- 

 ations in Norway for 1906, 278 ; Abnormal Features of 

 the Weather of the Past Half-year in India, 279 ; 

 Occurrence of P'ohn Winds at Wonsan, Dr. T. Okada, 

 279 ; Telegraphic Weather Service of the United States, 

 300 ; Results of the Observations made in Unmanned 

 Balloons in Bavaria, 300 ; the Weather, 332 ; Balloon 

 and Kite Ascents, 372 ; Progress of Science as Illustrated 

 by the Development of Meteorology, Prof. C. Abbe, 372 ; 

 a New Method of Weather Forecasting, H. Helm Clay- 

 ton, 388 ; the Formation and Constitution of the Clouds, 

 Dr. V. Conrad, 419; .'\tmospheric Absorption of Wire- 

 less Signals, Dr. Reginald A. Fessendcn, 444 ; Severe 

 Thunderstorm in County Clare on July 22, 448; Un- 

 usual Shifting of the Wind, North of Lake of Geneva, 

 Prof. F. A. Forel, 448 ; Weather Conditions for the 

 Three Summer Months, June to August, 473 ; Meteor- 

 ological Observations, 509 ; Report of the Observatory 

 Department of the National Physical Laboratory for 

 1906, 509 ; Report of the Bombay Government Observ- 

 atory for 1906, 509 ; Year-book of the Austrian Central 

 Meteorological Oliice for 1905, 509 ; Report of the 

 Meteorological Department of the Transvaal for the 

 Year ended June 30, 1906, 509 ; Shortage of Rainfall iin 

 Mauritius, 1906, s^S ; Tilting of the Ground during a 

 Storm, Prof. Omori, 553 ; the Weather of September, 

 554, 579 ; the Distribution of Bright Sunshine over the 

 British Isles, R. H. Curtis, 579; the Year's Sunshine, 

 579 ; British Rainfall, 1906, on the Distribution of Rain 

 in Space and Time over the British Isles during the 

 Year 1906, Dr. H. R. Mill, 587; International Meteor- 

 ological Committee, 620 ; Upper Air Research in Egypt, 

 B. F. E. Keeling, 637 ; Rainfall for Week ending 

 October 19, 646 ; Rainfall in Mysore for 1906, 647 ; 

 Globe Lightning' on September 7, W. Ernest Cooke, 

 671 ; Rain-gauge E.xposure and Protection, L. C. W. 

 Bonacina, 672 

 Meteorite from Rich Mountain, North Carolina, Messrs. 



Merrill and Tassin, 65 

 Meteors : May Meteors, W. F. Denning, 14 ; Early and 

 Late Perseids, Mr. Denning, 89 ; the Pcrseid Meteors, 

 625 ; Perseids, W. F. Denning, 375 ; the Perseid Meteors, 

 W. Milowanov, 672 j Meteor and Fireball Observations, 

 Mr. Denning, 281 .July and August Meteors, W. F. 

 Denning, 301 ; August IVIeteors, 1907, W. F. Denning, 

 390 ; the August Draco-nids, Perseid Fireballs, W. F. 

 Denning, 413 ; Meteor seen at Bristol on August 26, 

 W. F. Denning, 448 ; Radiation of Meteors, W. F. Den- 

 ning, 469 ; September Meteors, 503 ; H. E. Goodson, 

 .,55; F. E. Baxandall, 580; Meteoric Shower, from near 

 (3 Aurigae, W. F. Denning, 56S ; October Meteors, W. F. 

 Denning. 574 ; Showers from near and y Piscium, 

 W. F. "Denning, 630 ; the Physical Nature of Meteor 

 Trains, Prof. C. C. Trowbridge, 598 ; a Bright Meteor, 

 W. F. Denning, (147 ; Irene W'arner, 647 

 Metrology : New Determination of the Metre in Terms of 

 Lengths of Luminous Waves, R. Benoit, Ch. Fabry 

 and A. Perot, iig; Weights and Measures Regulations, 

 618 

 Meunier (J.), Explosive Mixtures of Air and Ether, 120 

 Meyrick (E., F.R.S.), .Anthropometrics in Schools, 505 

 Michel (L.), Hydrolysis of Iron Perchloride, 512 



Micrometer Measures of Double Stars, Dr. H. E. Lau 4 — 



Micrometer Measures of Jovian Features, Dr H E Lau 

 301 



Microscopy : Royal Microscopical Society, 94, 166, 263 ; the 

 Flowering Plants of the Mesozoic Age in the' Light of 

 Recent Discoveries, Dr. D. H. Scott, F.R.S., at Royai 

 .Microscopical Society, 113; Eye-pieces for the Microscope, 

 E. M. Nelson, 263 ; Cow's Hair, J. E. Lord, 263 • Fluid 

 Crystals, Dr. Hebb, 263 



Midd'leton (T. H.), the Public and Departmental Aspects- 

 of Economic Biology, 650 



Miers (Prof. H. A., F.R:S.), the Spontaneous Crystallis- 

 ation of Binary Mixtures, Experiments on Salol and) 

 Betol, 261 ; on Valency, 482 ; the Scholarship System, 

 50b 



Mill (Dr.), the Standard Rain Gauge, 142 ; British Rain- 

 fall, 1906, on the Distribution of Rain in Space ami 

 Time over the British Isles during the Year 1906, 5S7 



Miller (Prof. G. A.), Use of Group Theory in Elementarv 

 Trigonometry, 160 



Miller (Dr. W. D.), Death of, 385 



Millikan (Dr. R. A.), a First Course in Physics, 50 



Minis (C. T.), Types of Specialised Teaching, 507 



Millochau (M.), the Temperature of the Sun", 41 ; Photo- 

 graphy of the Infra-red Solar Spectrum, 41 



Millosevich (Prof. E.), Elements of Comet I907d, 648 



Millspaugh (C. F.), the Floras of the Islands off the Coast 

 of Florida, 299 



Milne (Prof. J.), Catalogue of Destructive Earthquakes, 

 48s 



Milne (Dr. John Stewart), Surgical Instruments in Greek 

 and Roman Times, 468 



Milowanov (W.), the Perseid Meteors, 672 



Mimicry : the Female Forms of the African Papilio dar- 

 danns. Prof. E. B. Poulton, F.R.S., 60; Recent Develop- 

 ments in the Theory of, Dr. F. A. Dixey, 673 



Mind, Structure and Growth of the, W. Mitchell, 195 



Mind and the Brain, the, the International Scientific 

 Series, Alfred Binet, 195 



Mineralogy; Crystallised Granite, C. Carus-Wilson, 60 j 

 Hamlinite from the Binnenthal, H. L. Bowman, 215; 

 Faceted Beads of Zinc, T. V. Barker, 215; Chlorman- 

 ganokalite, Dr. H. J. Johnston-Lavis and L. J. Spencer, 

 215; Crystallised Minerals from the Rhodesian Broken 

 Hill Mines, L. J. Spencer, 215; Mineralogical Society, 

 215; Composition of Red Clay, Dr. F. W. Clarke, 238; 

 New Mineral Species from the High Tcmperature- 

 FumeroUes of the 'Recent Eruption of Vesuvius, A. 

 Lacroix, 239 ; Fior di Pensieri suUe Pietre Preziose di 

 Armed Teifascite, 299 ; a New Gem, Benito, 450 ; the 

 Cullinan Diamond, 549 ; Borax Deposit of Lake Salinas, 

 Peru, A. Jochamowitz, 579 ; the Erzberg of Eisenerz,. 

 Prof. H. Bauerman, 581 ; Conversion of Corundum into- 

 Precious Stones by Radium, Prof. Bordas, 667 



Minerals ; Mineral Resources of the United States, 257 j 

 Origin of the Gold in the Witwatersrand Banket, Prof. 

 J. W. Gregory, 5°' ; Mineral Statistics of Peru for the 

 Year 1906, 624 



Mining : Gold-mining Machinery, its Selection, -Arrange- 

 ment, and Installation, W. H. Tinney, 7: Institution of 

 Mining and Metallurgy, 47, 143 ; Practical Coal Mining, 

 77; Prehistoric Gold Mines of Rhodesia, R. N. Hall, 160; 

 Report on Mines and Quarries for 1906, 160 ; the Insti- 

 tution of Mining Engineers, 186, 50S ; First Report of 

 the Royal Commission on Mines, 205 ; Profitable Mining- 

 of Poor Ores, F. Keffler, 228 ; Shaft Sinking in Difiicult 

 Cases, J. Riemer, 291 ; Granite Quarrying in Aberdeen- 

 shire, William Simpson, 373 ; Radium and the Safe 

 Working of Collieries, Profs. Elster and Geitel, 450 ; the 

 Deepest Bore-hole for Coal in Great Britain, 499 ; Origin 

 of the Gold in the Witwatersrand Banket, Prof. J. W. 

 Gregory, 501 ; Forty Years of Cornish Mining, J. H. 

 Collins, 527 ; the Mineral Resources of Alaska in 1906, 

 5^9; the Juneau Gold Belt, Alaska. A. C. Spencer, 559: 

 the Zinc and Lead Deposits of the Upper Mississippi 

 Valley, H. Foster Bain, 559 ; Effects of High Pressures 

 and Temperatures in Underground Workings on Man, 

 Dr. Haldane. 572 ; the Erzberg of Eisenerz, Prof. H. 

 Bauerman, 581 ; New Medal for Bravery in Mines, 66q 



Minor Planets discovered during 1906, Prof. Berberich, 

 162 



