Nature, "I 

 mc 8. 1899J 



Index 



Walcott (C. D.), Fossil Jellyfish, 568 



Wales, the Astronomical Society of, 83 



Walker (C. F.), Application of Iodine in Analysis of Alkalis 



and Acids, 214 

 Walker (T. L. ). Causes of Variation in Composition of Igneous 



Rocks, 1S9 ; Crystal Symmetry of Mica Minerals, 549 

 Wallace (Dr. Alfred R., F.R.S.), the Utility of Specific 



Characters, 246 

 Wallich (Surgeon-Major G. C), Death of, 562 

 Walmisley (A. T.), Coast Erosion, 188 

 Walter (B. ), Genesis of Electric Spark, 214 

 Warburg (E.), Genesis of Point-Discharge, 214 ; Unpolarisable 



Electrodes and Alternate Currents, 621 

 Warington (Prof. R., F.R.S.), Soils for Artificial Cultures, 



324 ... 



Warkworth (Lord), Notes from a Diary in Asiatic Turkey, 557 

 Wartegg (Ernst von Hesse), Schantung und Deutsch-China, 



291 

 Warwick (the Countess of), Scientific Education in Rural 



Districts, 7 

 Wasps, Instincts of, Dr. David Wetterhan, 558 

 Wasps' Nests, Blackbirds and, A. Murray, 207 

 Wasps, .Solitary, on the Instincts and Habits of the, George W. 



Peckham and Elizabeth G. Peckham, 466 

 Water ; L'Art de Decouvrir les sources et de les Capter, E. S. 



Auscher, 75 ; Flow of Water, Prof. H. S. Hele-Shaw, 222 ; 



Preliminary Report of an Investigation of Rivers and Deep 



Ground Waters of Ohio as Sources of Water Supplies, 316 

 Waterspouts, H. C. Russell, 327 

 Watkin (Colonel H.), Improved Aneroid for Determining 



Altitudes, 517 

 Waves, the Study of, Vaughan Cornish, 523 

 Wave Theories, Continuity of, Lord Kelvin, G.C.V.O. , 56 

 Way the World Went Then, the, Isabella Barclay, 199 

 Weather Cycle ? Where do we Stand in Bruckner's, Alex. B. 



MacDowall, 175 

 Weather, Sunspots and, Alex. B. MacDowall, 462 

 Web, Breath-Figure of Spider's, Oswald H. Latter, 55 

 Weber (E. ), Errors in Localising Sounds, 155 

 Weber (Prof. Henri), Traite d'Algebre Superieure, 4 

 . Webster (Prof A. G.), Geometrical Method for Investigating 



Diffraction by Circular Aperture, 45 

 Webster (C. S. S.), Novel Production of Vortex Motion, 134 

 Webster (William), the Wehnelt Current Interrupter, 510 

 Wehnelt (A.), Canal Rays, 598 

 Wehnelt's Contact-Breaker for Induction Coils, Dr. John Mac- 



intyre, 438; A. A. C. Swinton, 477; R.J. Strutt, 510; 



William Webster, 510 ; Improvement in, J. Carpentier, 623 

 Weld (Miss A. G.), on an Early Cinghalese Bronze Image of 



Buddha, 163 

 Weldon(Prof. W. F. R., F.R.S.), Peneroplis, eine Studie zur 



Biologischen Morphologic und zur Species-frage, 364 

 Wells (H. L. ), a Laboratory Guide in Qualitative Chemical 



Analysis, i 

 Wells (J. S. C), a Short Course in Inorganic Qualitative 



Analysis, I 

 Wells (Sidney H.), Practical Mechanics, 100 

 West Indian Hurricane of September 1898, the. Captain A. 



Carpenter, 21S 

 West Indies : Symbols Antillana; : seu Fundamenta Florse 



Indies Occidentalis, Ignatius Urban, 294 

 Weyler (Ch.), Experiments reproducing Properties of Magnets 



by Combinations of Vortices, iig 

 Weymouth, the Geology of the Isle of Purbeck and, A. Strahan, 



457 

 Whale Fishery in 1898, Statistics of, Thomas Southwell, 544 

 Wharton (Sir W.J. L., K.C.B., F.R.S.), Further Notes on 



Recent Volcanic Islands in the Pacific, 582 

 Wheeler (W. H.). Periodic Tides, 150 ; Coast Erosion, 188 

 Whipple (F. J. W.), Stability of Motion of Bicycle, 516 

 Whitaker (Mr.), Coast Erosion, 18S 

 White (A. Silva), from Sphinx to Oracle, 266 

 White (Prof M. C), New Objective for Projection Microscopes, 



301 

 Whitehead (A. N. ), Set of Operations in Relation to Groups of 



Finite Order, 358 

 Whitehead (C. S.), Attenuation of Electric Waves by Earth, 



382 ; Effect of Solid Conducting Sphere in Variable Magnetic 



Field on Magnetic Induction at Point Outside, 621 



Whitman (Prof. F. P.), on the Relative Brightness of Pigments 



by Oblique Vision, 45 

 Whitmell (C. T.), the Smell of Earth, 55 

 Wiedemann (E. ), Measurements on Discharge Tabes, 94 

 Wiedemann (Prof. Gustav), Death of, 515 

 Wiedemann's Annalen, 46, 93, iSg, 214, 357, 427, 598, 621 

 Wien (Max), Magnetisation by Alternating Currents, 357 

 Wieland (G. R. ), American Fossil Cycads, 549 

 Wild Animals in Captivity, A. D. Bartlett, 173 

 Wild Fowl of the United States and British Possessions, the, D. 



G. Elliot, 580 

 Wild Life at Home : How to Study and Photograph it, R. 



Kearton, 174 

 Wilkinson (F.), the Story of the Cotton Plant, 76 

 Willey (A.), some Points in the Morphology of Enteropneusta, 



119 

 Williams (Arnold W.), Domestic Hygiene, 28 

 Williams (Dr. Dawson), Medical Diseases of Infancy and Child- 

 hood, 28 

 Wilson (Albert), the Brain-Machine, 316 

 Wilson (C. T. R. ), Condensation Nuclei produced in Gases by 



Rontgen Rays, I go 

 Wilson (Dr. Gregg), Foundation of Lung and Embryonic 



E.xcretory Organs in Ceratodus, 528 

 Wilson (H. A.), Electrical Conductivity and Luminosity of 



Flames containing Vaporised Salts, i65 

 Wilson (H. C. ), Nebulosities of the Pleiades, 424 

 Wilson (R. W. ), Thermal Conductivies of Poor Conductors, 15 

 Wilson (Thomas), the Swastika, 316 

 Wind (Dr. C. H.), the Diffraction of Rontgen Rays, 623 

 Winkelmann (A.), Electric Currents produced by Rontgen 



Rays, 46 

 Winternitz (Dr. M.), Hindu Manners, Customs, and Ceremonies, 



145 

 Winters, American and English, Alex. B. MacDowall, 416 

 Wireless Telegraphy, 300, 514, 606 

 Wireless Telegraphy between France and England, 514 

 Witkowski (A.), Thermodynamics of Gas Liquefaction by 



Expansion, 133 

 Witt's Planet, DQ. or Eros, II, 108, 135, 186, 233, 303; 



Prof. E. C. Pickering, 350 ; Bode's Law and Witt's Planet, 



Dr. William J. S. Lockyer, 11, the Orbit of, Thomas W. 



Kingsmill, 416 ; Herr J. Bauschinger, 494 

 Witwatersrand Gold-fields, Banket and Mining Practice, the, 



S. J. Truscott, 482 

 Wolf (Joseph), Death and Obituary Notice of, 612 

 Wolf (Dr. Max), on an Objective of the New Jena Glass, 158 

 Wolf's Comet, 1S98, IV., 378 

 Wolsingham Observatory Circular, 63 

 Wonders of the Bird World, R. Bowdler Sharpe, 438 

 Wood (Prof. R. W. ), Photography in Natural Colours, 517 

 Wood-Seasoning, the Nodon-Bretonneau Electrical Method of, 



346 

 Woodman (J. E. ), the Gold-bearing Slates of Nova Scotia, 613 

 Woodward (A. S. ), Neomytodon listai, 455 

 Woodward (C. M.), Law of Temperature in Gaseous Bodies, 



616 

 WooUcombe (W. G.), Practical Work in Physics, Part IV., 



Electricity and Magnetism, 460 

 Work, Diffusion in Relation to, Prof. Geo. Fras. Fitzgerald, 



F.R.S., 36 

 Work, Matter, Energy, Force and, Silas W. Holman, 199 

 World's Exchanges in 1S98, the, John Henry Norman, 339 

 Worsfold (W. Basil), the Valley of Light, 414 

 Wrapson (James P. ), Mathematical and Physical Tables, 532 

 Wright (A. W.), Relation between Structural and Magneto- 

 Optic Rotation, 189 

 Wright (Prof. G. F.), Age of Niagara Falls, 16 

 Wright (Lewis), Improved Projection Microscope, 527 

 Wright (Mabel Osgood), Four Footed Americans and their Kin, 



124 

 Wyrouboff (G. ), Complex Oxides of Rare Earths, 431 



XkichYnook, Yucatan, Ruins of, E. H. Thompson, 106 



Vastremski (S. V.), Ancient Beliefs of the Vakutes, 190 

 Yeast-Cells, Nucleus in, H. Wager, 27S 



