Nature, "| 



December 13, 1900 J 



Index 



xxvii 



Newnham; Molluscs, Robert A. Buddicom, 571 ; Antelopes 



and their Recognition Marks, R. I. Pocock, 584 ; Unusual 



Modes of Development in Batrachia, Miss Sampson, 605 ; 



Tenacity of Life of the Albatross, Prof. John Perry, F.R.S., 



621 ; Captain Wm. T- Reed, 621 ; the Elephant-Seals of 



Kerguelen Island, R, Hall, 628 

 Natural Selection : Lamarckiens et Darwiniens, Felix Le 



Dantec, 388 ; Albinism and, Walter Garstang, 620 

 Naturalism and Agnosticism, James Ward, 25 

 Naturvoiker, Psychologie der. Dr. J. Schultze, 220 

 Naval Architecture : the Use of Steel in Ship-building, B. 



Martell, 90 ; the Steadying of Ships, Prof. G. H. Bryan, 



F.R.S., 186 

 Navigation ; Self-instruction in the Practice and Theory of 



Navigation, the Earl of Dunraven, 337 : Acoustical Trian- 



gulation, A. J. Mundy, 422 

 Nebula, New Planetary, R. G. Aitken, 606 

 Needham (Prof. J. G. ), Insect Visitors to Iris, 201 

 Neptune, Photographic Observations of Satellite of, M. S. 



Kostinsky, 161 

 Neville (F. H.), on the Chemical Compounds contained in 



Alloys, 566 

 New Instrument to Measure and Record Sounds, a. Dr. Ben- 

 jamin F. Sharpe, 80 

 New Mexico, Meteorology of Cooking in, 421 

 New South Wales Linnean Society, 640 

 New South Wales Royal Society, 288, 384 

 New York Meeting of the American Association, the, 269 

 New Zealand Volcanoes, Dr. B. Friedlander, 180 

 Newcomb (Prof. S.), Determination of Solar Parallax from 



Opposition of Eros, 20 

 Newnham (F. B.), Church Stretton, vol. i., Macro- Lepidoptera, 



571 

 Newton (Prof. Alfred, F.R.S.), Specimens oi Dromaius ater, 



Newton's Rings from Selenium Rays, A. C. Longden, 273 



Niagara Falls Power Company's Works, the, 422 



Nicaragua, Lake, the Permanence of. Prof. A. Heilprin, 395 



Nicholson (J. T.), the Flow of Marble, 335 



Nidd Valley Waterworks of Bradford, J. Watson, 609 



Nile, Effect on Lower Nile of "Sudd" Cutting on Upper, 



180 

 Nile Floods and Monsoon Rains, 391 

 Nile, Upper, the White Rhinoceros on the, Oldfield Thomas, 



599 

 Nimier (H.), les Armes Blanches, leur Action et leurs Effets 

 Vulnerants, 313 ; les Projectiles des Armes de Guerre, leur 

 Action Vulnerante, 313 ; les Explosifs, les Poudres, les Pro- 

 jectiles d'Exercice, leur Action et leurs EfFets Vulnerants, 313 

 Nineveh and Babylon, the Reports of the Magicians and Astro- 

 logers of, R. C. Thompson, 51 

 Nipher (Prof. F. E.), Exposure and Development of Photo- 

 graphic Plates in Ordinary Light, 62 ; Photographic Reversal, 

 159 ; the Zero Photographic Plate, 192 ; Eclipse Photography, 

 246 ; Method of obtaining Zero Photographic Plate, 396 

 Noble (Sir Andrew, K.C.B., F.R.S.), Some Modern Explosives, 



86, III 

 Noe (G. ), Mosquitoes and Filaria immiiis, 627 

 Nogue (M.), Spider-silk Manufacture in Madagascar, 17 

 Normandie, les Vieux Arbres de la, Henri Gadeau de Kerville, 7 

 North Atlantic, Circulation of Surface Waters, H. N. Dickson, 



286 

 Norway : the Norwegian North Polar Expedition 1893- 1896 to 

 Franz Josef Land, Scientific Results, Fridtjof Nansen, J. F. 

 Pompeckj, A. G. Nathorst, R. Collett, 146; the Climate of 

 Norway, A. S. Steen, 4';7 

 Number, the Science of, ifclements de la Theorie des Nombres, 

 E. Cahen, 52 



Object Lessons in Botany from Forest, Field, Wayside and 

 Garden, Edward Snelgrove, 53 



Observatories : Unpublished Observations at Radcliffe Observa- 

 tory, 1774-1838, Dr. A. A. Rambaut,64; Oxford University 

 Observatory, Prof. H. H.Turner, no ; Rousdon Observatory, 

 Devon, Sir C. E. Peek, no; Observations of Variable Stars, 

 T Cassiopeioe and R Cassiopeioe, made at Rousdon Ob- 

 servatory, Devon, Sir C. E. Peek, 398 ; Liverpool Observa- 

 tory, W. E. Plummer, 137 ; Harvard College Observatory, 

 137 ; the Royal Observatory, Greenwich, 233 ; Report of the 



Cape Observatory, Sir David Gill, 398 ; Paris Observatory 

 Annual Report, M. Loewy, 606 ; Astronomical Work at 

 Daramona Observatory, W. E. Wilson, 630 



Occultation of Saturn, 137,425 



Ocean Current Papers, H. C. Russell, 108 



Oceanography : a Partial Explanation of some of the Principal 

 Ocean Tides, R. A. Harris, 258 ; Explorations of the ^/iJa/w^J 

 in the Pacific, 307 



Oddone (Dr. E.), Negative Eflfects of Solar Eclipse on Atmo- 

 spheric Electricity, 532 



Odessa : Memoirs of Mathematical Section of Novorossian 

 Society of Naturalists, 93 



Ogawa(M.), Ammonium Imidosulphite, 143 



Oldham (Charles), the Birds of Cheshire, 417 



Oldham (R. D.), the Great Earthquake of June 12, 1897, 305 ; 

 on the Geological Evidence of the Conditions under which 

 Coal was Formed, 588 ; on the Mode of Formation of the 

 Basal Carboniferous Conglomerate of Ullswater, 588 ; on the 

 Formation of New Beaches on the Shore of Thirlmere Reser- 

 voir, 588 



Olivier (Louis), Poulsen's Telegraphone, 273 



Ontario, on the Paganism of the Iroquois of, David Boyle, 635 



Ophthalmology : the Refraction of the Eye, including a Complete 

 Treatise on Ophthalmometry, A. Edward Davis, 6 



Optics : Le9ons d'Optique Geometrique a 1' Usage des ifeleves de 

 Mathematiques Speciales, E. Wallon, 30 ; Coma, Prof. S. P. 

 Thompson, n8 ; the " Orthostigmat " Lens, 188 ; Objective 

 Presentation of Properties of Polarised Light, N. Umow, 211 ; 

 Action of Light on Silver as Demonstrated by Vapour-conden- 

 sation, General Waterhouse, 254; Colour Photometry (iii.). 

 Sir William Abney, 273 ; Action of Light on Magnetism, 

 J. H. Hart, 286 ; an Optical Phenomenon, Prof. A. M. 

 Worthington, F.R.S., 293 ; the Production of Monochromatic 

 Light, Charles Fabry and A. Perot, 350 ; Electrical Effect of 

 Light on Green Leaves, Dr. A. D, Waller, F.R.S., 358; 

 Living Light, Raphael Dubois, 464 ; a Dark Lamp, Gustave 

 Le Bon, 532 ; J. W. Gifford's Quartz-calcite Lens with 

 Identical Visual and Photographic Focus, 563 ; Colour 

 Changes in Prawns, Dr. Gamble and Mr. Keeble, 555 ; 

 Lehrbuch der Optik, Dr. Paul Drude, 595 ; Range-finders, 

 Prof. W. Stroud, 607 



Ore Deposits of the United States and Canada, the, J. F. Kemp, 



365 



Oreamnus Kennedyi, a New American Mountain Antelope, D. 

 G. Elliott, 321 



Orientation of the Field of View of the Siderostat and Coelostat, 

 A. Fowler, 428 



Origin and Character of the British People, Nottidge Charles 

 Macnamara, 172 



Origin of the British Flora, the, Clement Reid, F.R.S., 268 



Ornithology : a Key to the Birds of Australia and Tasmania, 

 with their Geographical Distribution in Australia, R. Hall, 6 ; 

 Robin's Nest in Water-can, F. W. Haselgrove, 17 ; Racket 

 Feathers, L. W. Wiglesworth, 54 ; the Reviewer, 54 ; British 

 Birds, C. W. Wyatt, 100 ; Our Native (American) Birds, D. 

 Lange, 100 ; a Third Specimen of the Extinct Dromaius 

 ater, Vieillot, found in the R. Zoological Museum, Florence, 

 Prof. Henry H. Giglioli, 102 ; Specimens of Dromaius aUr, 

 Prof. Alfred Newton, F.R.S., 151 ; the Norwegian North 

 Polar Expedition, 1893-1896, to Franz Josef Land, Scientific 

 Results, Fridtjof Nansen, J. F. Pompeckj, A. G. Nathorst, 

 R. Collett, 146 ; among the Birds in Northern Shires, Charles 

 Dixon, 177; Mode of Carriage by Cuckoo of Egg, A. H. 

 Meiklejohn, 201 ; the Eider Duck's Summer Moultir.g 

 Plumage, Witmer Stone, 201 ; the Study of Bird-life, W. P. 

 Pycraft, 221 ; Nesting Habits of Australian Dian.ond 

 Bird, Robert Hall, 303 ; the Birds of Surrey, J. A. Bucknill, 

 339 ; the Migration of Swifts, Oswald H. Latter, 413 ; 

 William Andrews, 436 ; Nature in Downland, W. H. Hudson, 

 417 ; the Birds of Cheshire, T. A. Coward and Charles 

 Oldham, 417 ; in Birdland with Field Glass and Camera, 

 Oliver G. Pike, 417 ; a Swallow-cum-Sparrow Nest, J. H. 

 Allchin, 532 ; Fancy Water-fowl, F. Finn, 547 ; the 

 Bobolink as a Rice-pest, F. E. L. Beal, 605 



"Orthostigmat" Lens, the, 188 



Orton (K. J. P.), Substituted Nitrogen Chloride and Bromide 

 Derivatives of Ortho- and Para-acet-toluide, 71 ; Estimation 

 of Hypoiodites and Reaction of Iodine Monochloride with 

 Alkalis, 71 ; Transformation Product of Phenylacetyl Nitro- 

 gen Chloride, 143 



