Sufplement to NatHre,'\ 

 December %, 1898 J 



Index 



XIX 



Clraetz (L. ), Polarisation of Rontgen Rays, 335 



Granger (Albert), Production of Tungsten Blue, 287 ; Influence 

 of Chemical Composition of Glass on its Coefficient of 

 Expansion. 581 



Clrating Spectroscope, a New Form of, Prof. Michelson, 280 



(iravity: Local Variations in Intensity near Mount Etna, and 

 in Eastern Sicily generally, A. Ricco, 354 



Gray (Prof. A., F.R.S.), James Clerk Maxwell and Modern 

 Physics, R. T. Glazebrook, F.R,S., 219; the Potentiometer 

 and its Adjuncts, W. Clark Fisher, 313 ; the Principles of 

 Alternate Current Working, Alfred Hay, 313 ; Electric 

 Wiring for the Use of Architects, Underwriters, and the 

 Owners of Buildings, Russell Rob, 313 ; Lehrbuch der Ex- 

 perimental-Physik, Eduard Riecke, 566 ; Fellowships for 

 Research, 600 



Greece, the First Philosophers of, Arthur Fairbanks, 386 



lireen (Prof. Reynolds), Enzyme of Veast Plant, 633 



Cireene (Rev. J.), Varieties oi Abraxas grossiilariata, no 



Clreenhill (Prof. A. G., F.R.S.), Theoretical Mechanics: an 

 Introductory Treatise on the Principles of Dynamics, with 

 Applications and Numerous Examples, A. E. H. Love, 

 F.R.S., 169 



Greenland Expedition, the Berlin Geographical Society's, Erich 

 von Drygalski, Prof. James Geike, F.R.S., 413 



Greenly (E. ), on a Case of Boulder-Uplift at Llandegfan, 

 Menai Straits, 558 



Greenwich, the Royal Observatory, Annual Report, 134 



•Gregory (Dr. J. W.), the Stramberg Corals. Maria M. Ogilvie, 

 282 ; on the Theory of Arrangement of Oceans and Con- 

 tinents on the Earth's Surface in the Light of Geological and 

 Physical Observations, 586 



(Iriffini (Dr. Achille), Storia Naturale, per la Gioventii Italiana, 

 389 



driffiths (A.), Diffusive Convection, 167 



<iriffon (Ed.), Chlorophyll Assimilation in Maritime Plants, 564 



■Groom (T.), on the Age and Geological Structure of the Mal- 

 vern and Abberley Ranges, 558 



•Groos (Karl), the Play of Animals : a Study of Animal Life 

 and Instinct, 410 



Grosset (E. ), the Hematozoa of Goitre, 264 



Ground-Sloths, a Living Representative of the Old, 547 



Ciuebhard (Dr. A.), the Supposed Photographs of Currents 

 from Human Body, 207 



Guiana, British, Gold in, 352 



Guillet (A.), Mode of Supporting Motion of Pendulum, 287 



Guillon (G. M.), the Adherence of Copper Washes Used to 

 Destroy Vine-Parasites, 336 



<Gulf and River St. Lawrence, Character and Progress of the 

 Tides in the, as Ascertained by Simultaneous Observations 

 with Self- Registering Tide-<Gauges, W. Bell Dawson, 260 



<iunther (Dr. Albert, F.R.S.), the Medusa of Lake Urumiah, 

 319 



GUnther (R. T.), the " Jelly-fish" of Lake Urumiah, 435 



<}untz (M.), Heat of Formation of Lithium Carbide, 240 



Gutta-Percha, Dr. Eugene F. A. Obach, 136 



■Gutta-Perchaand India- Rubber, 236 ; Sources of, Dr. D. Morris, 

 514 



•Guyau (M.), Morality Independent of Obligation or Sanction, 

 567 



■Guyot (A.), the Di-alkylamidoanthraquinones, 143 



'Guyou(E.), les Problemes de Navigation et la Carte Marine, 

 10 



<iypsum Boulder, Huge, T. M. Reade, 132 



Haddon (Alfred C), the Study of Man, 410 



Haeckel (Prof.), the Descent of Man, 427 



JIaffkine's (Dr.) Methods and the Plague in Calcutta, 85 



Ilaftkine's (Prof.) Inoculation System as a Plague Preventive, 



354 

 IIaga(Prof. ), Maxima and Minima of Apparent Brightness due 

 to Optical Illusion, 288; a Five-Cellar Quadrant Electro- 

 meter, 360 

 JIagemann (Prof.), Researches on the Actual Nutritional Value 



of the Feed of the Horse, 484 

 Ilagen (Dr. J. G.), Atlas of Variable Stars, 606 

 JIahn (Dr. Martin), on the Chemical and Immunising Properties 



of Plasmines, 484 

 Hail, Mineral, in Russian Poland, M.Czernik, 352 

 I failstones, Remarkable. Samuel N. Player, 223 

 Hairless Rat, a, T. V. Hodgson, 546 

 Hale (Prof. (i. E.), the Lajge Refractors of the World, 160 



Hall (Prof. James), Death of, 351 ; Obituary Notice of, 372 

 Hall-Effect m Electrolytes, Dr. E. van Everdingen, jun., 288, 514 

 Haller(A.), the Di-Alkylamidoanthraquinones, 143 

 Ha.liburton (Prof.), on the Influence ofCholin, Neurine, and 

 some Allied Substances upon the Arterial Blood-pressure, 483 

 Hallopeau (L. A.), Action of Hydrogen on Potassium Para- 

 tungstate, 264 ; Crystallised Tungsten Dioxide and Tungsto- 

 Lithium Tungstate, 612 

 Halo, Solar, of July 3, Catharine O. Stevens, 224 

 Halos, Solar, W. Larden, 344 

 Hamburger (Prof. H.), on the Influence of Solutions of 



Inorganic Salts on the Volume of Animal Cells, 481 

 Hampson (Dr. W.), Liquid Hydrogen, 77, 174, 246, 292 

 Hamy (Maurice), Interference Fringes Applied to Study of 



Micrometers, 216 

 Hanna (H.), Corallorhizainnata and its Mycorhiza, 464 

 Harriot (M.), P"at Transformation by Direct Oxidation, 635 

 Harcourt (Vernon), on his New lO-Candlc Pentane Lamp, 557 

 Hargrave (Lawrence), a Propeller Kite, 312 

 Harraca (J. M.), Contributions a I'Etude de I'Heredite et des 



Principes de la Formation des Races, 519 

 Harrison (Dr. A. J.), on the so-called Fascination of Snakes, 585 

 Harrison (Prof. J. B.), Globigerina-'b.l2ix\% of Barbados, 190 

 Hart (H. C), Flora of County Donegal, 615 

 Hart (J. H.), Economic Botany in the West Indies, 87 

 Harting (J. E.), Hints on the Management of Hawks, 122 

 Hartley (E. G. J.), Analysis of Cornish Chalcophyllite, 311 

 Hartman (C. M. A.), Composition and Volumes of Co-existing 

 Phases of Mixtures of Methyl Chloride and Carbonic Acid, 

 360 

 Harvard Astrophysical Conference, the, 630 

 Harvard, Conference of Astronomers at, 232 

 Harveian Oration, the, Sir Dyce Duckworth, 602 

 Haswell(Prof. W. A., F.R.S.), a Text-book of Zoology, 25 ; 



Zoology as a Higher Study, 247 

 Haswell's, Parker and. Text-book of Zoology, Prof. W. N. 



Parker, 200 

 Hawaiian Skulls, Study of. Dr. Harrison Allen, 230 

 Hawks, Hints on the Management of, J. E. Harting, 122 

 Hay (Alfred), the Principles of Alternate Current VVorking, 313 

 Hay (O. P.), Species of Ichthyodectes, 539 

 Hayford (John F. ), a Text-book of Geodetic Astronomy, 543 

 Hazen (Prof. H. A.), the Weather of Manila, 256; the Moon 



and Auroroe, 304 

 Heat : Improvements on Melloni Thermo-Pile, Prof. H. 

 Rubens, 39 ; Apparatus illustrating Berthelot's Interference 

 Method of Measuring High Temperatures, Prof. W. C. 

 Roberts- Austen, F.R.S., 62 ; Temperature Coefficients of 

 certain Seasoned Hard Steel Magnets, Arthur Durward, 92 ; 

 New Method of determining Mechanical Equivalent of Heat, 

 J. B. Bailie and C. Fery, 119; Method of Facilitating 

 Measurement of Temperature by Platinum Thermometry, E. 

 B. H. Wade, 142 ; Thermal Conductivity of Nickel, T. C. 

 Baillie, 143 ; Recent Experiments on certain of the Chemical 

 Elements in Relation to Heat, Prof. W. A. Tilden, F.R.S., 

 160 ; Transference of Heat in Cooled Metal, Henry Bourget, 

 200, 521 ; Albert T. Bartlett, 411 ; John Stone Stone, 596 ; 

 Boiling Point of Liquid Ozone, L. Troost, 216 ; Heat 

 Dissipated by Platinum Surface at High Temperatures, J. E. 

 Petavel, 237 ; Error of M. Regnault in determination of 

 Specific Heat of Air at Constant Pressure, .A.. Leduc, 240 ; 

 Heat of Formation of Lithium-Carbide, M. Guntz, 240 ; 

 Recent Work in Thermometry, Dr. C. Chree, F.R.S., 304 ; 

 Variation of Thermic Conductivity with Temperature, Paolo 

 Straneo, 329 ; Freezing Point of Aqueous Solutions of Sodium 

 Mellitate, W. W. Taylor, 335 ; Melting Points of Substances 

 under High Pressure, E. Mack, 432 ; Theoretical Derivation 

 of Constant of Dulong and Petit's Law, H. Staigmiiller, 491 ; 

 Thermal Conductivity of Sandstone increased by Pressure, 

 Dr Lees, 524 ; Transition Temperature of Sodic Sulphate, 

 T. W. Richards, 539 ; the Heat Efficiency of Steam Boilers, 

 Land, Marine, and Locomotive, Bryan Donkin, 543 ; Suf- 

 fusion of Metals and Alloys, Prof, W. C. Roberts-Austen, 

 F.R.S., 619 

 Heavy Rainfalls, C. Drieberg, 78 

 Hebert (A.), Use of Manures in Horticulture, 216 

 Hedley (C), Australian Ship Worms, 240 

 Heen(Prof. P. de), Infra-Electric Radiations, 132 

 Heger (Prof.), on the Changes in the Form of the Neurons of the 

 Cortex Cerebri under Various Conditions of Rest and Ex- 

 citation, 481 



