XXVI 



Index 



Nature, 

 September 20, 191 7 



Explosives : A. Marshall. Second edition. Vol. i., History 

 and Manufacture, 321 ; History and Manufacture of, 321 



Extinct Animals, The Restoration of, Prof. H. F. Osborn, 

 213 



Fact and Truth, Prof. C. Lloyd Morgan, 158 



Failure, Causes of, in Bolts, etc., 353 



Fall of a Stone to the Centre of the Earth, Time of the, 



M. Sauger, 439 

 Faraday Society, Report of the Symposium on Refractory 



Materials at the, 314 

 Farm : Spies : How the Boys Investigated Field Crop 

 Insects, Prof. A. F. Conradi and \V. A. Thomas, 23 ; 



\'eTniin, The Naiiuiial Importance of. Dr. W. E. 



Collinge, 188 

 Fatigue Study : The Elimination of Humanity's Greatest 



Unnecessary Waste, F. B. and Dr. L. M. Gilbreth, 23 

 Fecundity versus Civilisation, A. More, 226 

 Feeding Experiments with Deficiencies in the Amino-acid 



Supply, H. Ackroyd and Prof. F. G. Hopkins, iii 

 Felspars, Potash Fertilisers from, 94 

 Fermat's Last Theorem, M. Cashmore, 302 

 Ferns : Branching in, B. Sahni, 98 ; How to Know the, 



S. L. Bastin, 463 

 Ferro-Magnetic Substances, Effect of Temperature on the 



.Magnetism of. Prof. K. Honda and J. Okubo, 270 

 Fertilisers, 'The World's Production, etc., of, 330 

 Field Crops for the Cotton-Belt, Prof. J. O. Morgan, 342 

 Fiji Islands, Geology of the, W. G. Foye, 380 

 Filter-papers, British, 114 

 Fireballs in June, W. F. Denning, 271 

 Firing on the Western Front, Sound of. Dr. H. S. Allen, 



409 

 Fish : Appointment of a Committee on the Home Food 



Supplies of, 89 ; Breeding-habits of, and of Riverside 



Birds, J. C. Mottram, 78; Migration, 81; Sea-, 



Appointment of a Committee oij, 89 

 Fisheries, Marine and Fresh-water, Suggested Nationalisa- 

 tion of. Lord Dunraven, 510 

 Fishes : Bibliography of, Drs. B. Dean and C. R. Eastman, 



491 ; Tropical, and their Adaptive Colouration, W. H. 



Longley, 140 

 Flagellated Protozoa in Infective Processes of the Intestines 



and Liver of .Animals, R61e of the. Dr. P. B. Hadley, 



Flat-foot in Young Women, M.D., F.R.S.E., 204 



Flint, The Origin of. Sir E. Ray Lankester, 283 ; Dr. R. M. 



Caven, 306; Prof. B. Moore; Prof. G. A. J. Cole; 



S. C. Bradford, 324; C. Carus Wilson; Dr. F. J. 



Allen, 345 

 Floating Earths : Dr. W. Leaf, 45 ; Dr. C. H. Desch, 104 ; 



J. Offord; S. Reinach, 165 

 Flood, Great, Ancient Stories of a. Sir J. Frazer, 191 

 Flotation Method of Ore Concentration, The, 66 

 F'ow of Liquids by Drops in Cylindrical Tubes, Laws of, 



L. Abonnenc, 120 

 Flowers, Doubleness in. Miss E. R. Saunders, 391 

 Fluid Motion, Discontinuous, Dr. J. G. Leathern, 178 

 Fly-control in Military Camps, Prof. H. B. Kirk, 71 

 Flying-MacTTine, The, from an Engineering Standpoint, 



F. W. Lanchester, 241 

 Fog and Mist, Formation of. Major G. L Taylor, 98 

 Fog-signal Machinery, Acoustic Efliciencv of. Prof. L. V. 



King, 132 

 Food : Dr. A. Hill, 503 ; and Fitness : or Diet in Relation 



to Health, J. Long, 323 ; and Health, Prof. H. Kinne 

 > and A. M. Cooley, 41 ; Orders, The New, Prof. W^ M. 



Bayliss, 128, 165 

 Foreign-born Citizens,' Our, 231 

 Forestry in Britain, Prof. W. Somerville, 330 

 Forests : and Atmospheric and Soil Moisture in India, 



Relation between, M. Hill, 445; and Rainfall, Dr. 



H. R. Mill, 445 ; Dr. G. Walker, 446 

 Formicidas, The Phylogenetic Development of Subapterous 



and Apterous Castes in the, W. M. Wheeler, 179 

 Forrest," "James, Lecture, Sir J. Wolfe Barry to deliver 



the, 89 

 Forthcoming Books of Science, 16, 72, 172, 193, 271, 315, 



331. 43 1' 454. 492 

 Forts and Dolmens, Ancient, in Western Ireland, T. J. 



Westropp, 71 



Fossil : Cycads, American, vol. ii.. Taxonomy, G. R. 

 Wieland, 73 ; Fishes, The, in the U.S. National 

 Museum, Dr. C. R. Eastman, 330 ; Plants, \ Group of. 

 Prof. A. C. Seward, 73 



Fossiliferous Limestone from the North Sea, R. B. NeA\-ton, 

 353 



Fosterage as a Process of Evolution, Sir P. I. H. Grierson, 

 269 



Fothergillian Gold Medal awarded to Sir L. Refers, 169 



Fowl : Body Pigmentation and Egg Production in the, 

 J. .\. Harris, A. F. Blakeslee, and D. E. Warner, 379 ; 

 Domestic, Effect of Continued Administration of Certain 

 Poisons to the. Dr. R. Pearl, 55 ; Fertility and Age in 

 the. Dr. R. Pearl, 400 ; Physiology of Reproduction in 

 the. Dr. M. R. Curtis, no; Some Effects of the Con- 

 tinued Administration of Alcohol to the, Dr. R. Pearl, 



139 

 France : and National Scientific Research allied to Industry, 



E. S. Hodgson, 408 ; Continuative Education in, C. 



Brereton, 288 

 Franklin Medal, The, awarded to Prof. H. A. Lorentz and 



Admiral D. W. Taylor, 248 

 Fresh-water Wonders and How to Identify Them, J. H. 



Crabtree, 404 

 Fuel : Economy, Scientific Aspects of, Prof. J. W. Cobb, 45 ; 



Liquid, and its Combustion, Prof. J. S. S.. Brame, 134; 



Research, 432 

 Fumaria, Section Sphacrocapnos, Enumeration of the Species 



of, H. W. Pugsley, 239 

 Fumaroles and Hot Springs, Commercial Utilisation of, 



R. .M. Gabri^, 259 

 Fungoid and Insect Pests of the Farm, F. R. Petherbridge, 



144 

 Fur-Seal of the Pribilof Islands, The, Prof. G. H. Parker, 



291 



Galactobiose, Crystallisation and Complementary Properties 

 of the, Previously Obtained by Biochemical Synthesis, 

 E. Bourquelot and A. Aubry, 139 



Gall Midges, Distribution of, E. P. Felt, 400 



Game Protection in America, J. B. Burnham, 18 



Garden : A Private, for Educational Purposes, Dr. J. B. 

 Hurry, 378 ; and Field, 22 



Gas : Engineers, Institution of. Lord Moulton nominated as 

 President of the, 268 ; Molecules, Condensation and 

 Evaporation of, I. Langmuir, 219; Poisoning, The 

 Blood in, Capt. Miller and Dr. H. Rainy, 359 



Gases, Perfect, Entropy of, at the Absolute Zero of Tem- 

 perature, E. Arifes, 119 



Gaskell Prize, The, awarded to Major J. C, Woods and 

 Dr. M. Krohn, 489 



Generalised Co-ordinates, 182 



Genetics : A Text-book of, 202 ; and Eugenics, Prof. W. E. 

 Castle, 202 ; Plant, Further Studies in, 34 ; Studies in, 

 226 



Geodetic Operations, Correction for Atmospheric Refraction 

 in. Dr. A. C. D. Crommelin, 433 



Geographical : Journal, Retirement of Dr. J. Scott Keltic as 

 Joint Editor of the, 409; Society, Thirty Years' Work 

 of the. Dr. J. Scott Keltie, 329 



Geological Physics Society, Annual Meeting of the, 312 



Geology : American and Antarctic, 441 ; Physical and His- 

 torical, Prof. H. F. Cleland, 441 ; of the Old Radnor 

 District, Dr. E. J. Garwood and E. Goodyear, 339 



Geometry and Analytical Mechanics, 201 



Georgia, South, Geology and Geography of, D. Ferguson ; 

 Petrology of, G. W. Tyrrell, 272 



German : and English Education : A Comparative Study, 

 Dr. Fr. De Hovre, 201 ; Iron and Steel, Prof. W. J. 

 .Ashley, 251; Methods, J. H. Vickery, 76; Universities, 

 Women Students in, 118 



Germany's Effort to Obtain Nitrogenous Compounds, Prof. 

 C. Matignon, 33 



Gigantopteris, Distribution of the Genus, Prof. Yabe and 

 K. Koiwai, 492 



Gill : David, Man and Astronomer. Memories of Sir David 

 Gill, K.C.B. Collected and Arranged by G. Forbes, 

 161 ; Memories of Sir David, B. Bailland, 161 



Giraffe Paintings, Chinese and Persian,. Dr. C. R. Eastman, 

 344 



