April 



Nature, "1 

 i5i I9>5J 



Index 



XXI 



Explosions, Colliery, and Coal Dust, Dr. \V. Galloway, 

 461 ; Unexplained Laboratory Explosion, W. F. A. 

 Ermen, 589 ; Explosions, Gaseous, Dr. D. Clerk, 687 



Explosives in Warfare, High, W. Macnab, 453 ; Trinitro- 

 toluene in the War, 620 



Eye : Focal Length of Human Eye for different Wave- 

 lengths, Prof. P. G. Nutting, 150; Eye of Vertebrates, 

 Dr. V. Franz, Prof. Oppel, 252 



Fabre, Poet of Science, Dr. Legros, B. Miall, 85 



Factory, the Modern, Dr. G. M. Price, 694 



Faraday's Views on Catalysis, Prof. W. M. Bayliss, 253 ; 



Faraday Society's Meeting, 374 

 Farm : a Pilgrimage of British Farming, A. D. Hall, Dr. 



E. J. Russell, I ; Farm Woodlot, E. G. Cheyney and 



Prof. Wentling, 88 ; Natural History of the Farm,' Prof. 



J. G. Needham, 222 ; Farm Accounts, C. S. Orwin, 



505 



Fat of Garcinia indica, H. H. Mann and N. V. Kanitkar, 

 28 



Fatigue Stresses, C. E. Stromeyer, 124 ; Fatigue of Wires, 

 Prof. W. Brown, 384 



Femurs, Measurements of Medieval, F. G. Parsons, 643 ; 

 Prof. K. Pearson, 698 



Field-studies of British Birds, J. Walpole-Bond, i ; Field- 

 work with the British Association in Australia, 423 



Filtering Power of Sand, C. J. Watson, 172 ; W. P. Dreaper 

 and W. A. Davis, 198 



Fireballs, 320; in January, 543; Fireball of December 31, 

 1914, Frances M. Harvey, 563 



Fish : Fish Food in Wartime, 148 ; Ecology of Fresh-water 

 Fishes, 237; Age of a Herring, Prof. D'A. W. Thomp- 

 son, 60, 363 ; Dr. Hjort and E. Lea, 25-; ; Antarctic 

 Fishes, C. T. Regan, 428-9 ; Fish as Cattle Food, 

 430 



Fisheries : Board's Report on Sea Fisheries for 19 13, 67 ; 

 English Haddock Fishery, Report on Market Measure- 

 ments, E. S. Russell, 67 ; Lancashire Sea Fisheries 

 Laboratory, 98 ; Sea Fisheries and the War, 201, 709 



Fishing and Philandering, A. Mainwaring, 416 



Fizeau's Experiment and the Principle of Relativity, E. 

 Cunningham, 197, 226, 281 ; Sir J. Larmor, 281 



Flagellate, a New, H. M. Woodcock and G. Lapage, 356 



Fleas and Plague, 706 



Flight, Animal, Dr. E. H. Hankin, 172 



Flint : Large Non-conchoidal Fracture Surfaces, J. Reid 

 Moir, 8g ; Fracture, W. J. L. Abbott, 198 ; J. Reid 

 Moir, 227 ; Large Flint Implements in Gloucestershire, 

 A. D. Passmore, 95 ; Striation of Flint Surfaces, J. R. 

 Moir, 288 



Flintshire, J. M. Edwards, 335 



Flora of Norfolk, W. A. Nicholson, 57 



Flour, Chemistry of. Dr. E. F. Armstrong, j^o8 



Flowers : Wild Flowers as they Grow, H. E. Corke, G. C. 

 Nuttall, 57 ; Absorption of Invisible Light by Flowers, 

 262 ; Desert Flowers, Grace M. Crowfoot, 279 ; Flower 

 Favourites, Lizzie Deas, 279 ; Floral Mechanism of 

 Typhonium trilobatum, Maude L. Cleghorn, 691 



Fly, Life of the, J. H. Fabre, A. T. de Mattos, 85 



Focal Length of a Photographic Lens, Measuring, T. 

 Smith, 662 



Fog, Dry, in E. Indies, C. Braak, 699 



Folk-Customs, British, Miss C. S. Burne, 260 



Food : Bacteriological Examination, Dr. W. G. Savage, 

 Prof. Hewlett, 276 ; Relation to Strength in Arabs, 

 J. Amar, 498; Food of British Wild Birds, W. E. 

 Collinge, 509 



Foraminifera of Kerimba Archipelago, E. Heron-Allen and 

 A. Earland, 273 



Forbes, Centenary of Edward, 681 



Forestry : the Farm Woodlot, E. G. Chetney and Prof. 

 Wentling. 86 ; Supply of Pitwood, 303 ; Forests and 

 Floods, Dr. J. Aitken, 420 ; Forest Entomology, 436 ; 

 Indian Forest Insects, E. P. Stebbing, 446 : Prepara- 

 tion of Forest Floras, R. S. Hole, 488; Artificial Pro- 

 duction of Vigorous Trees, Prof. A. Henrv, 521 ; Trees 

 and Shrubs Hardy in British Isles, W. J. Bean, W. 

 Dallimore, 529 



Formosa, Climate, 264 



Fossils : Climate as tested by Fossil Plants, Prof. A. C. 



Seward, 242 ; Accelerated Development in Cephalopods, 



Prof. J. Perrin Smith, 318; Moulds, Dr. D. Ellis, 412; 



Ape's Jaw, 430 ; Polyplacophora from Tasmania, 



A. F. B. Hull, 581 

 Foundations, Prof. M. A. Howe, 449 

 Fourier's Series and Least Squares, Dr. Lees, 121 

 Fowl Cholera, Treatment, P. B. Hadley, 207 

 Franklin Medal, 180 

 French Provincial Observatories, 123 

 Frit-fly in Ireland, 40 



Frogs and Toads, North American, A. H. Wright, 349 

 Frontiers, Europe and Canada, 239 

 Frost-bitten Feet among Troops, 648 

 Fruit Insects, M. V. Slingerland and C. R. Crosby, 446 

 Fuel : Examination and Thermal Value, J. H. Coste and 



E. R. Andrews, 59 ; Solid, Liquid, and Gaseous, J. S. S. 



Brame, 195 

 Functions of Two Complex Variables, Prof. A. R. Forsyth, 



473 

 Fungus-germs, etc., from Zoogloea, Dr. H. C. Bastian, 462 



Galileo's Dialogues concerning Two New Sciences, H. 

 Crew and A. De Salvio, 443 



Gall, new, on Willow, M. Christy, 525 



Gall-fly, Determination of Sex in the, Dr. L. Doncaster, 

 "5 



Gangrene, Bacteriology of Gaseous, A. Sartory, 691 



Garden : My Garden in Spring, E. A. Bowles, 57 ; Gardens 

 of the Great Mughals, C. M. \'. Stuart, 140 ; Standard 

 Cyclopedia of Horticulture, L. H. Bailey, 279 ; My 

 Garden in Summer, E. A. Bowles, 279 ; Beginner's 

 Garden Book, A. French, 362 



Gas : Inflammable Natural Gas as Economic Mineral, 

 J. A. L. and W. H. Henderson, 636 ; Technical Gas 

 Analysis, Dr. Lunge, 665 ; Gaseous Explosions : Royal 

 Institution Discourse, Dr. D. Clerk, 687 ; Gaseous Com- 

 bustion at High Pressures, Prof. W. A. Bone and 

 others, 717 



Gearing, A. E. Ingham, 87 



Genetics of Ciliate Protozoa, Dr. Dobell, 399 



Geodesy : Isostatic Compensation and Indo-Gangetic Allu- 

 vium, H. H. Hayden, 27 ; Geodetic Tables, W. 

 Australia, 150 



Geography : Morocco the Piquant, G. E. Holt, 3 ; British 

 Association Address, Sir Ch. P. Lucas, 40 ; Continents 

 and their People : Africa, J. F. and A. H. Chamber- 

 lain, 115; Oxford Survey of the British Empire, 139; 

 Bibliotheca Geographica, J. Miiller, 171 ; Map Pro- 

 jection, Mary Adams, 197 ; Highways and Byways in 

 Lincolnshire, W. F. Rawnsley, F. L. Griggs, 226 ; 

 Antarctic Problems : British Association Discussion, 

 241 ; Wall Map of Scotland, 252 ; North-east Frontier 

 of India, Sir T. H. Holdich, 286 ; British Empire be- 

 yond the Seas, Dr. Marion I. Newbigin, 304 ; British 

 Isles, Dr. F. Mort, 304 ; Argyllshire and Buteshire, 

 P. Macnair, 304; Canadian Arctic Expedition, 321; 

 Flintshire, J. M. Edwards, 335 ; Peebles and Selkirk, 

 G. C. Pringle, 335 ; Geographical Distribution, Profs. 

 Brauer and Engler, 360 ; Antarctic .Adventure, R. E. 

 Priestley, 364; Bartholomew's War Maps of Europe, 

 301; Researches of N. M. Miklukho-Maklay, 428; 

 City of Dancing Dervishes and other Studies from the 

 Near East, H. C. Lukach, 560 ; N. Kashmir. Dr. de 

 Filippi, 568 ; Through the Grand Canvon from Wvoming 

 to Mexico, E. L. Kolb, Prof. G. A. j. Cole, 587'; First 

 Book of Commercial Geography, T. Alford Smith, 668 ; 

 See also Maps 



Geology : British Association Address. Sir T. H. Holland, 

 8 ; Structural Geology, C. K. Leith, 83 ; Guide through 

 N.W. Saxony, E. Krenkel, 83 ; Australasian Fossils, F. 

 Chapman, 83 ; Practical Instructions in Search for Use- 

 ful Minerals, A. McLeod, 83 ; Geology in British .Africa, 

 152 ; Flint Fracture, W. J. L. .Abbott, 198 ; Introduc- 

 tory Geology, T. C. Chamberlin and R. D. Salisbury, 

 249 ; Engineering Geology, Profs. H. Ries and T. L. 

 Watson, 24Q ; Geology at the British Association, 294; 

 Geological Excursions round London, G. MacD. Davies, 

 704 ; inferior Oolite of Somerset, L. Richardson, 328 ; 

 Work in India and its Borderland, H. H. Hayden and 

 others, 347 ; Geology and Mining of Ulu Pahang, Malay 



