Nature, ] 
June 13, 1907 
L[ndex 
XX1X 
Physiology of Digestion, Prof. Ernest H. 
F.R.S., Prof. Benjamin Moore, 219 
Merlin (J.), Micrometer Measures during the Solar Eclipse 
of August, 1905, 350 
Starling, 
Merriam (Dr. C.), Recent Cave-exploration in Cali- 
fornia, 156 
Mertens (Prof. A.), the Urus or Aurochs, 349 
Metallurgy: the Internal Architecture of Metals, Prof. 
- ©. Arnold at Royal Institution, 43; Death and 
Obituary Notice of John Devonshire Ellis, 61; the Use 
of Special Steels for Rivets, G. Charpy, 239; the Assay 
of Silver Bullion by Volhard’s Ammonium Thiocyanate 
Method, E. A. Smith, 303; the Best High-speed Tool 
Steel Composition, F. W. Taylor, 325; on the Proper- 
ties of Alloys of Aluminium and Copper, Prof. H. C. H. 
Carpenter and C. A. Edwards, at the Institution of 
Mechanical Engineers, 426; Some Modern Conditions 
and Recent Developments in Iron and Steel Production 
in America, Frank Popplewell, 438; the American Iron 
Industry, E. ©. Eckel, 446; Novel Type of Electric 
Tempering Furnace designed by Korting Brothers, 468; 
the Structure of Metals, Dr. J. A. Ewing, F.R.S., 
‘“ Wilde ’’ Lecture at Manchester Literary and Philo- 
sophical Society, 472 ; Handbook of Metallurgy, Dr. Carl 
Schnabel, 486; the Manufacture of Rolled Sterling- 
silver, E. S. Sperry, 496 
Metals, the Internal Architecture of, Prof. J. O. Arnold at 
Royal Institution, 43 
Metals, Minerals and, a Reference-book of Useful Data and 
Tables of Information, 341 
Metaphysics : What are We? Leonard Joseph, 318 
Metcalf (Joel), Another New Comet (1906h), 85 
Metcalf, Comet 1906h, Prof. Hartwig, 311; Dr. a 
Stromgren, 111; E. Esclangon, 159; Prof. Kreutz, 159; 
Prof. Millosevich, 159; M. Ebell, 208; Mr. Crawford, 
350 : 
Metchnikoff (Prof. Elie), Immunity in Infective Diseases, 
99; the New Hygiene, 583 
Meteorology: British Rainfall, Dr. Hugh Robert Mill, 5; 
Attempt to re-calculate from Recent Data the Total 
Yearly Rainfall over the Earth’s Surface and to Indicate 
the Transference of Water between Land and Sea, Dr. 
Richard Fritzsche, 208; Rainfall Observations of the 
British Isles during the Past Year, Dr. H. R. Mill, 
303; Rothesay Rainfall and the Sun-spot Cycle, Alex. 
B. MacDowall, 488; Rainfall and Change of Climate 
in the United States, Prof. Willis L. Moore, 541; Ex- 
periments at the Cawnpore Experimental Farm, 12; 
Weather Forecasting by Synoptic Chart, Prof. Alfred J. 
Henry, 14; Meteorology of the Nile Valley, Captain 
H. G. Lyons, 17; Ueber die Klimaanderungen der Geo- 
logischen Vergangenheit, Prof. Frech, 65; Meteorological 
Notes, 67, 210; the Frequency of Thunderstorms in 
Relation to the Sun-spot Period, Dr. Aksel S. Steen, 67; 
the Yearly Air Movement as determined by Registering 
Anemometers, Dr. Felix M. Exner, 67; Meteorology of 
the Upper Air in India, F. H. Field, 68; a Simplified 
Method of Transforming Readings of Fahrenheit 
Thermometer into Centigrade Value and vice versa, Dr. 
Hellmann, 85; Corr., 111; Royal Meteorological Society, 
119, 216, 334, 454, 551; the Abnormal Weather of the 
Past Summer and its Effects, W. Marriott, 119; the 
Great Hurricane of October 17, Father Gutiérrez-Lanza, 
S.J., 157; Analogy between Gyroscopes and Cyclones, 
F. J. B. Cordeira, 158; Studies on the Diurnal Periods 
in the Lower Strata of the Atmosphere, Prof. Frank 
Hagar Bigelow, Dr. Charles Chree, F.R.S., 186; 
Evaporation from Water Surfaces, J. R. Sutton, 190; 
Documents scientifiques de la Mission saharienne 
(Mission Foureau-Lamy d’Alger au Congo par le Tchad), 
F. Foureau, 200; Annales de 1’Observatoire météor- 
ologique, physique et glaciaire du Mont Blanc, 203; 
Cold Waves and Frosts in the United States, Prof. E. B. 
Garriott, 210; Diurnal Range of Temperature in the 
Tropics, Prof. J. Hann, 210; Diurnal Variation of the 
Barometer, Dr. Korselt, 210; Influence of the Ocean 
upon Continental Precipitation, Prof. E. Briickner, 211; 
Wind \Currents in the Vicinity of the Canary Islands, 
Prof. Hergesell, 211; the Hong Kong Typhoon, Rev. 
José Algué, 211-2; Report of the Fernley Observatory, 
Southport, for the Year 1905, 212; Climate of Alaska, 
Dr. C. Abbe, jun., 212; Meteorological Observations, 
Bremen, 1905, Dr. P. Bergholz, 212; Emerald Green 
Sky Colour, J. W. Noble, 199; F. G. Collins, 224; 
Green Sunset Colours, Arthur W. Clayden, 295; the 
Green Tints of Sunset, Joseph Offord, 342; Heat Treat- 
ment of High-temperature Mercurial Thermometers, 
H. C. Dickinson, 233; Climatological Atlas of India, 
Sir John Eliot, K.C.J.E., F.R.S., Prof. J. Hann, 241; 
Solar Halo of January 4, 254; Annals of the Astro- 
nomical Observatory of Harvard College, Peruvian 
Meteorology, Prof. Solon I. Bailey, 283; Death and 
Obituary Notice of Prof. A. F. W. Paulsen, 299; the 
Recent High Barometer, 330; die meteorologischen 
Elemente und ihre Beobachtung, mit Ausblicken auf 
Witterungskunde und Klimalehre, Otto Meissner, 366; 
Magnetic Storm and Aurora on February 9-10, Dr. 
Chas. Chree, F.R.S., 367; Brilliant Aurora on 
February 9, A. M. Davies, 374; G. A. Clarke, 374; 
Relation between Falls of Barometric Pressure and the 
Evolution of Fire-damp in Mines, G. Bigourdan, 383; 
Death and Obituary Notice of Prof. J. F. W. von 
Bezold, 397; Stormy Weather of February 19 and 20, 
398; Some New Methods in Meteorology, Dr. Charles 
Chree, F.R.S., 415; a Remarkable Lunar Halo, 
February 24, H. F. Hunt, 439; Death and Obituary 
Notice of H. C. Russell, C.M.G., F.R.S., 442; Meteor- 
ological Observations, 448; British Phenological Observ- 
ations during 1906, E. Mawley, 454; the Weather Re- 
ports of the Meteorological Office, 488; the Week’s 
Weather, 495, 565; Death of Franz Herger, 515; die 
Niederschlage in den norddeutschen Stromgebieten, Prof. 
G. Hellmann, 556; the Weather and the Crops, R. H. 
Hooker, 545; the Exploration of the Air, Major B. F. S. 
Baden-Powell, 551; Atmospheric See-saw Phenomenon 
and the Occurrence of Typhoon Storms, Wilhelm Krebs, 
560; Meteorologische Optik, Prof. J. M. Pernter, 577; 
Black Rain in Pembrokeshire on April 10, 589; Thunder- 
bolt at Birkenhead, 589; Annals of the Astronomical 
Observatory, Harvard College, 593; Wissenschaftliche 
Beihefte zum deutschen Kolonialblatte, Dr. Ottweiler, 
616; Mitteilungen aus den deutschen Schutzgebieten, die 
Niederschlags-verhaltnisse von Deutsch-Sudwestafrika, 
Dr. F. von Dunckelman, 616 
Meteors: the Leonid Meteors, John R. Henry, 30; a 
Bright Meteor, Mr. Rolston, 86; the Perseids, 1906, 
Prof. Zammarchi, 111; Observations of the August 
Meteors, Prof. von Konkoly, 182; the January Meteors, 
W. F. Denning, 199; a Brilliant Meteor, H. E. Wood, 
208; February and March Meteors, W. F. Denning, 342 ; 
Heights of Meteors observed in 1906, Mr. Denning, 350; 
the Lyrid Meteors, John R. Henry, 560 
Meteorites: Graphitic Iron in a Meteorite, W. Tassin, 
137; a Meteorite in the Atlantic (October 17), C. B. 
Anderson, 159 
Metric System: Outlines of the Evolution of Weights and 
Measures and the Metric System, Dr. William Hallock 
and Herbert T. Wade, 290; Education and the Metric 
System, 422; Case against Metric System, Mr. Haworth, 
I 
Met nge Draft Board of Trade Regulations with 
Respect to Weights, Measures, and Weighing Instru- 
ments, 42; Outlines of the Evolution of Weights and 
Measures and the Metric System, Dr. William Hallock 
and Herbert T. Wade, 290 
Mettam (Prof.), Infection of Bovines by the Avian Tubercle 
Bacillus, 407 
Mettler (E.), Formation of Ammonia Gas from _ its 
Elements under the Influence of the Electric Spark, the 
Influence of Pressure, 575 
Meudon, Solar Research at, MM. Deslandres and 
d’Azambuja, 469 
Meunier (Jean), Limits of Inflammability of Explosive 
Mixtures of Ether Vapour and Air, 624 
Meunier (Louis), Some Reactions of Sodium Amide, 383 
Mexican Earthquake, the, 610 
Meyer (Ernst von), a History of Chemistry from Earliest 
Times to the Present Day, 169 
Michel (L.), Cryoscopy of Colloidal Solutions of Ferric 
Chloride, 239 
Microbiologie Agricole, Dr. Edmond Kayser, Prof. R. T. 
Hewlett, 9g 
