Nature, ] 
October 24, 1912 
Lndex 
Vil 
Eaton (Dr. G. F.), Flying Reptiles of the Chalk Period, 123 
Ebert (Prof. H.), Lehrbuch der Physik, 343 
Eccles (Dr. W. H.), Propagation of Long Electric Waves 
during the Solar Eclipse, 191; Applications of Heavi- 
side’s Resistance Operators to the Theory of the Air-core 
Transformer and Coupled Circuits in general, 416; 
Diurnal Variations of Electric Waves in Nature, and 
their Propagation round the Earth, 494 
Eckles (Prof. C. H.), Dairy Cattle and Milk Production, 163 
Eder (Prof. J. M.) and Prof. E. Valenta, Atlas typischer 
Spectren, 554 
Edmunds (E. W.) and J. B. Hoblyn, the Story of the Five 
Elements, 60 
Edridge-Green (Prof. F. W.), Colour-vision and Colour- 
blindness: Hunterian Lectures, 476 
Edser (Edwin), a Peculiarity in the Shadows Observed 
during a Partial Eclipse of the Sun, 216 
Egerton (Alfred C.), the Ammonia Flame, 270 
Eggar (W. D.), Teaching of Elementary Mathematics, 44 
Eggeling (Prof. H. von), der Aufbau der Skeletteile in den 
freien Gliedmassen der Wirbeltiere, 59 
Eisemann (Dr. K.), Distribution of Potential in Kathode 
Dark Space of Vacuum Tube, 355 
Elliott (Mr.), Soil Experiments at Clifton-on-Bowmont, 67 
Elphinstone (G. K. B.), the Gyrostatic Compass and Prac- 
tical Applications of Gyrostats: Royal Institution Dis- 
course, 74 
Enebo (Herr), Discovery of a New Star in Gemini, 42 
Engler (A.), das Pflanzenreich, 31 
Eriksson (J.), der Malvenrost (Puccinia malvacearum), 397 
Erskine-Murray (Dr. J.), Progress of Radiotelegraphy, Prof. 
J. Zenneck, 400 
Escard (J.), Formation of Lunar Craters, 625 
Evans (Ernest), an Intermediate Text-book of Botany, 213 
Evans (H. A.), Monmouthshire, 346 
Evans (Dr. H. Muir), Poison Organs and Venoms of 
Poisonous Fishes, 259 
Everett (Alice), Clouds and Shadows, 426, 459 
Evermann (B. W.) and H. W. Clark, Mammals of: the 
Lake Maxinkuckee Region, 178 
Evershed (J.), Butterfly Migration in Relation to Mimicry, 
659 
Ewart (Prof. A. J.), Ascent of Water in Trees, 469; Bitter 
Pit in Apples, 511 
Faber (Oscar). and P. G. Bowie, Reinforced Concrete 
Design, 501 
Fabre qt. H.), B. Miall, Social Life in the Insect World, gor 
Fabre-Domergue (M.), Purification of Oysters in Filtered 
Water, 314 
Fabry (C.) and H. Buisson, Width of the Spectrum Lines 
and Production of Interference with Large Differences of 
Path, 313; Mass of Particles emitting the Two Spectra 
of Hydrogen, 390 
Fairgrieve (J.), the Thunderstorms of May 31, 1911, 24 
'Fantham (Dr. H. B.) and Miss Annie Porter, Structure and 
Homology of the Microsporidian Spore as seen in Nosema 
_ apts, 467 
Farran (G. P.), Clare Island Survey: Decapoda, 260 
Farrington (O. C.), Analysis of Stone Meteorites, 94 
Fassig (Dr. O. L.), Tropical Cyclones, 489 
Faucon (A.), Rotatory Power of Dissolved Camphor as a 
Function of Concentration, 79 
Fayet (G.), the Solar Eclipse of April 17, 147 
Fedorow (Prof. E. von), Crystallo-chemical Analysis, 503 ; 
Universal Microscope Stage, 674 
Feiss (Dr. H. O.), Fusion of Nerves, 429 
Ferguson (Prof O. J.), Elements of Electrical Transmis- 
sion, 472 
Fernbach (A.) and M. Schoen, Biochemical Production of 
Levulose, 495 
Féry (Ch.), New Thermo-electric Combustion Calorimeter, 
104 
Festing (Major General E. R., C.B., F.R.S.), Obituary, 299 
Ficker (Dr. H. von), Heat-waves in Asia, 151 
Filon (Dr. L. N. G.), Relations of Mathematics and 
Physics. 44 
Fischer (E.), Chemical Structure of Tannin, 303 
Flajolet (M.), Application of Wireless Telegraphy to Predic- 
tion of Storms, 105; Reception of Wireless Signals during 
Solar Eclipse, 390 
Flammarion (C.), Solar Eclipse of April 17, 304 
Flower (Capt. Stanley), Menagerie at Giza and Aquarium 
at Gezira, 67 , : 
Fonvielle (W. de), Les Eclipses d’Hiver et les Eclipses 
d Eté, 269 
Forcrand (M. de), Physical Properties of Cyclohexanol, 
339; Physical Constants of Cyclohexanol, 469 
Forel (Prof. F. A.), Obituary, 638 
Forsyth (Dr. A. R., F.R.S.), Lectures on the Differential 
Geometry of Curves and Surfaces, 579 
Fortrat (R.), the Telluric Bands due to Oxygen, 157 
Fosse (R.), Direct Production of Urea at expense of 
Albuminoids, 261 
Foster (N. H.), Clare Island Survey: Land and Fresh- 
water Isopoda, 260 
Fotheringham (Dr. J. K.), an Astronomical Poet, H. W. 
Garrod, 239 
Fowle (F. E.), Spectroscopic Determination of Aqueous 
Vapour in the Atmosphere, 566 
Fowler (Prof. A.), Cometary Spectra, 227 
Fowler (J. S.) and Wm. Marriott, Our Weather, 267 
Fowler (Dr. W. W.), Fauna of British India: Coleoptera, 
267 
Frankland (Prof.), Frequent Accompaniment of Rupture of 
a “Double-bond” by “ Trans-Substitution,” 276 
Franklin-Adams (John), Death, 639 
Franz (Prof.), Orbit of Minor Planet 1911 MT, 384 
Fraser (Capt. A. D.) and Dr. H. L. Duke, Relation of 
Wild Animals to Trypanosomiasis, 51 
Fredenhagen (Dr. K.), Currents produced by Electrons 
emitted by Metals at High Temperatures, 276 
Frederici (Dr. Georg), Comparative Studies in Melanesia, 
439 
Frick (Childs), Natural History Expedition to East Africa, 
674 
Friedenthal (Dr. Hans), Tierhaaratlas, 419 
Friend (Rev. Hilderic), Earthworms and Sheep-rot, 8 
Friend (Dr. J. N.), J. Ll. Bentley, and W. West, Mechanism 
of Corrosion and Corrosion of Nickel and other Steels, 278 
Friese (Dr. H.), Prof. J. J. Kieffer, and Dr. J. E. W. 
Ihle, das Tierreich, 627 
Froggatt (W. W.), Study of Insects from an Economic 
Point of View, 391 
Frost (Prof.), Spectrum of P Cygni, 384 
Frihling (Prof.), Death, 273 
Fry (Right Hon. Sir Ed., 
Sanctuary, 661 
Fiirth (Prof. Dr. Otto von), Probleme der physiologischen 
und pathologischen Chemie, 422 
Furuhjelm (R.), Spectrum of Nova Geminorum No. 2, 589 
G.C.B., F.R.S.), a Flower 
Gadow (Dr. Hans), the One-sided Reduction of Ovaries and 
Oviducts in the Amniota, 416 
Gardner (Prof. W. M.), Artificial Daylight, 631 
Garrad (G. H.), Tobacco Growing in England, 568 
Garratt (H. A.), Heat Engines, 628 
Garrett (A. E.), the Advance of Photography: its History 
and Modern Applications, 187 
Garrod (H. W.), Manili Astronomicon Liber II, 239 
Garstang (Prof.), Excavations in N. Syria and in the 
Sudan, 451 
Gaskell (Dr. J. F-.), 
Gelatin, 467 
Gates (R. R.), Parallel Mutations in Oenothera biennis, 659 
Gault (M. H.), Perfumes, 146 
Gaumont (M.), Speaking Kinematograph Films, 333 
Gaupp (Prof. E.), die ausseren Formen des menschlichen 
Ko6rpers in ihrem allgemeinen Zustandelkommen, 37 
Gautier (A.) and P. Clausmann, Detection and Estimation 
of very small quantities of Fluorine, 390, 443; Control of 
New Method of Estimating Fluorine, 468 
Geikie (Sir Archibald, P.R.S.), Speech at Royal Society 
Anniversary Celebration, 507 
Gemmill (J. F.), Locomotor Function of the Lantern in 
Echinus, 51; Rearing Asterias rubens, L.—Larve with 
Double Hydroccele, 425 
Method of embedding Tissues in 
