Nature, 1 

 A^il 15, 1915J 



Index 



XXV 



Biringuccio, A. Midi, 113; Memorials of H.^F. Julian, 

 Hester Julian, 114; Institute of Metals, 153 ; Annealing, 

 J. Phelps ; Messrs. Bengough and Hanson ; Mr. Hudson, 

 153 ; Corrosion, A. Phillip, 153 ; Zinc-copper Alloys in 

 vacuo, Messrs. Thorneycroft and Turner, 153 ; 

 Metallurgy of Non-Ferrous Metals, Prof. W. Gowland, 

 196 ; Metallurgy at the Royal Mint, 322 ; Hardening of 

 Metals : Discussion at the Faraday Society-, Prof. 

 Carpenter, 374 ; Metals and War, 647 

 Metaphysics : the Slechanistic Principle, P. Carus, A. E. 

 Crawley, 360 ; Transformisme et Cr^ationisme, Prof. 

 de Lanessan, A. E. Crawley, 360 

 Meteorites : Three Indian, 98 ; Fall of Meteorite in Lanca- 

 shire. W. F. Denning, 258 ; African Meteorites, Dr. 

 G. T. Prior, 329 ; Appley Bridge Meteorite, W. C. 

 Jenkins, 505, 599 ; Ensisheim, 543 

 Meteorology : Meteorological Committee's Report, 6 ; British 

 Rainfall, 1913, R. C. Mossman and C. Salter, 33 ; the 

 Red Flash. C. T. Whitmell, 61 ; Green Flash, 

 Prof. W. M. F .Petrie, 88; Prof. A. W. Porter, 672; 

 Criterion for Periodicities, Dr. G. T. Walker, 96 ; 

 Korea, 121 ; Easter Island, Dr. Knoche, 209; Effects of 

 Volcanic Action on Hurricanes, etc.. Dr. H. J. 

 Johnston-Lavis, 225 ; Accumulated Rainfall at Excessive 

 Rates. Prof. A. McAdie, 226 ; Climate as Tested by 

 Fossil Plants. Prof. A. C. Seward, 242 ; Weather Chart 

 Exercises, Miss L. M. Odell, 2<)o : a World Bureau, 

 371 ; Effect of the War on Daily Weather Maps and 

 Upper Air Research, 402 ; Forests and Floods, Dr. J. 

 Aitken, 420; Lunar Halo. Thos. Todd, 421; Meteorology- 

 and the Scarborough Raid, 455-6 ; Distribution of 

 Relative Humidity in England, W. F. Stacey, 497 ; 

 Meteorological Office : Geophysical Memoirs : Gradient 

 and Observed Wind, J. Fairgrieve ; Effect of Labrador 

 Current on Temperature, Comm. M. W. C. Hepworth, 

 521; Curious Forms of Ice, G. M. Davies, 563; 

 Meteorological Conference at Edinburgh, 567 ; Atmo- 

 spheric Electricity at Kew, Dr. Chree, 607 ; Remarkable 

 Dry Fog in East Indies, C. Braak, 699 : Meteoro- 

 logical Charts for the Mediterranean, Prof. L. Marini, 

 710; Upper Atmosphere at Aberdeen, A. E. M. Geddes, 

 71S; Influence of Weather on Nitric Acid in Rain, 



V. G. Anderson, 718 



Meteors : Perseids, 7 ; Brilliant Meteor, W. F. Denning, 

 320 ; Geminid Shower, 460 ; Meteors of December 29 

 and 31, 517: Fireballs in January, W. F. Denning, 

 543 ; Meteor Fall of Ensisheim (1492), 543 ; Fireball of 

 December 31, 1914, Frances M. Harvey, 563 ; Sunspot 

 Swarm of Meteors, Prof. R. A. Sampson, 599 

 Method. Science and. H. Poincar^, F. Maitland ; G. B. 



Halsted ; Dr. K. Lichtenecker, 501 

 Metropolitan Water Supply, Prof. Hewlett, 99 

 Meudon Eclipse Expedition, 373 

 Mice, .American Harvest. A. H. Howell, 261 

 Michael Sars Voyage : Zoology, Dr. E. J. .Allen, 339 

 Micromillimetres and Micromicrons, Dr. J. W. Evans, 34 

 Microscope : Photomicrography, H. L. Hind and W. B. 

 Randies. 33 ; Microscopy of Drinking W'ater, Prof. 

 G. C. WTiipple. 33 ; Evolution of the Petrographical 

 Microscope, 314 

 Milk, Board's Advice to make Cheese from, 35 

 Miller, Science and the, J. S. Remington, 171 

 Mimicry in S. African Flora, Dr. R. Marloth, 516 

 Minerals : Practical Instructions in Search for. and Deter- 

 mination of. Useful Minerals, A. McLeod, 83 ; Silica 

 and Silicates, H. Le Chatelier. 112; Deposits of the 

 Useful Minerals and Rocks, Profs. Beyschlag, Vogt 

 and Krusch, S. J. Truscott, 583 

 Mining : Tasmania, 64 ; (i) Ulu Pahang in Malay States ; 

 (2) Kinta, Perak, J. B. Scrivenor, 348 ; Tunneling, 476 ; 

 Assaying, E. A. Wraight, 612 ; Heat developed in 

 Crushing Ore. J. Cook, 636 ; Gold in Ashanti. J. M. 

 Campbell, 718; E. Witwatersrand. W. G. Holford, 

 718 ; Tin in Malaya, W. B. Middleton, 719 ; Mining 

 Timber, see Pitprops 

 Mint, Metallurgy at the, 322 

 Mirrors of Helwan Observatorv, 38 

 Moa, H. Hill, 265 



Models to illustrate Mathematics, C. Elliott, 31 

 Molecular Transposition in the CycZohexane Series, M. 

 TifTenau, 469 ; M. Le Brazidec, 469 



Monkeys, Howling, L. A. Fuertes, 515 



Monoplanes, Graphical Determination of Stresses in Main 



Spars of, C. H. Lander, 469 

 Monsoon, Dr. Walker, 64 

 Moon : Prof. W. H. Pickering, 543 ; Diurnal Magnetic 



Variation, S. Chapman, 718 

 Moraines, Terminal, O. Ampferer, 494 

 Morocco the Piquant, G. E. Holt, 3 

 Morphology of a Tadpole, T. F. Dreyer, 220 ; of Ostrich 



Wireworm, R. Issel, 220 ; Morphology of Isoetes, Prof. 



W. H. Lang, 469, 663 

 Mosses of S. Africa, H. A. Wager, 247 ; Mosses and 



Hepaticae of West Falkland Islands, Mrs. Vallentin, 



C. H. Wright, 384 

 Moths : Butterflies and Moths, W. F. Kirby, 141 ; Common 



British Moths, -A. M. Stewart, 141 

 Mughals, Gardens of the, C. M. V. Stuart, 140 

 Multiplication, Cross x as Symbol for. Prof. F. Cajori, 363 

 Museums, 149 ; Natural History Museums, Dr. G. Gilson, 



403 ; Cartesian Coordinates for Locating Objects, A. 



Pollard, 541 

 Mutation, Recent Aspects : Address, Dr. R. R. Gates, 296 



Names in Mechanics, D. Mair, 617 



Napier and Logarithms, Prof. Hobson, 417 ; Napier Ter- 

 centenary : Calculating Devices, 471 



Naples, Ro\al Society- of, 124 



Narcissus Flies, 40 



National Physical Laboratory, Collected Researches, 238 ; 

 . Finances, 368 



Natural History and Nature Study : Field-studies of Rarer 

 British Birds, i ; the English Year : Spring : Summer, 

 W. B. Thomas and A. K. CoUet, 57, 305 ; the Shetland 

 Pony, Ch. and Anne Douglas, 1 1 1 ; Pheasants, Capt. 

 A. Maxwell, iii ; Our Domestic Birds, J. H. Robinson, 

 III ; East .Africa and Uganda Natural History Society, 

 121; Courtship of Animals, W. P. Pycraft, 140; 

 Hunting the Elephant in Africa, Capt. C. H. Stigand» 

 140 ; Gardens of the Great Mughals, C. M. V. Stuart, 

 140; Ce que j'ai vu chez les b€tes, P. Noel, 140; 

 Cassell's Natural History, F. M. Duncan, 141 ; Animals 

 of the Past, F. A. Lucas, 141 : Butterflies and Moths in 

 Romance and Realit},-, W. F. Kirby, 141 ; Commoit 

 British Moths, .A. M. Stewart, 141 ; Natural History of 

 the Farm, Prof. J. G. Needham, 222 ; Elementary- 

 Principles of General Biology, Prof. J. F. .Abbott, 227; 

 Pursuit of Natural Knowledge, Prof. J. R. Ainsworth- 

 Davis, 227 ; .Animal Life by the Sea-shore, Drs. G. A. 

 and C. L. Boulenger, 227 ; the Naturalist at the Sea- 

 shore, R. Elmhirst, 227; Bird Studies, W. P. Westell, 

 227 ; Common British Beetles, Rev. C. A. Hall, 227 ; 

 Odd Hours with Nature, A. Urquhart, 227 : die Natur 

 als Kiinstlerin, E. Haeckel, Dr. Breitenbach, 227 ; 

 Natural History of Bournemouth, Bournemouth 

 Natural Science Society, 227 ; Handbuch der Technik, 

 Prof. B. Schmid. 227 ; W^ild Life in the Woods and 

 Streams, C. -A. Palmer, 305 ; Methodik und Technik, 

 des Unterrichts, Prof. W. Schoenichen, .A. E. Crawley, 

 361 ; Natural History Museum in Theory and Practice,. 

 G. Gilson, 403 : Natural History of an American Desert 

 Basin, 434 ; Transactions of the Paisley Naturalists' 

 Society, 504 ; Life of Sir John Lubbock, Lord 

 Avebury, H. G. Hutchinson, 528 ; Natural History 

 Museum of Belgium, Royal, 569 ; Romance of the 

 Beaver, A. R. Dugmore, 590 ; Bird Biographies, O. G. 

 Pike, 590; Concerning Animals, etc., E. H. .Aitken, 

 590 



Natural Selection, Controlled, J. C. Mottram, 168 



Navigation, Lieut. H. Raper, 144 ; Waterways, .A. B. 

 Hepburn, 697 



Neolithic Man and Paisley Plant Remains, Age, 318 



Nerves, Dr. D. F. Harris, 669 



New Mexico, Ethnology of Tewa Indians, J. Henderson, 6 



New South Wales, Introduction to Geology of, C. .A. 

 Sussmilch, 640 



New Zealand : Reserves, 208 ; Fauna, 370 



Newton and the Spectrum, C. T. Whitmell, 308 



Nickel, Spark Spectrum under Pressure, E. G. Bilham. 346 



Nigeria, Ibo-speaking Peoples of, N. W. Thomas, Sir H. H. 

 Johnston, 165 



