Index 



\.J^n 



Oceanu (P.), Physiological Effects of Ovariotomy in the 

 Goat, 312 



Occultations by Planets, Observations of, Dr. T. J. J. 

 See, 185 



Oil: I'Industrie ol^icole (Fabrication de I'Huile d'Olive), 

 J. Dugast, 6 



Oil Fuel, its Supply, Composition, and Application, S. H. 

 North, 531 



Oils for Motor-cars, C. Simmonds, 205 



Okada (T.), the Duration of Rainfall, 305 



Oldham (C), the Dissemination of Seeds by Birds, 334 



Olive, Fabrication de I'Huile d', I'Industrie ol^icole, J. 

 Dugast, 6 



Oltmanns (Dr. Friedrich), Morphologie und Biologie der 

 Algen, 362 



Ommanney (.■\dmiral Sir Erasmus, K.C.B., F.R.S.), Death 



and Obituary Notice of, 207 

 _Omori (Prof.), Variations of Sea Level on the East Coast 

 of Japan, 20 ; Relation between the Variations in Lati- 

 tude at Tokio and the Occurrence of Earthquakes in 

 Japan, 309 



Ophthalmology: Trachoma, Dr. J. Boldt, igS ; Arris and 

 Gale Lectures on the Neurology of \'ision, J. Herbert 

 Parsons, 340 



Opposition of Mars, Forthcoming, R. Buchanan, 494 



Optics : Stereoscopy without a .Stereoscope, J. VioUe, 23 ; 

 on a Property of Lenses, Dr. G. E. Allan, 47 ; .Appa- 

 ratus for Direct Determination of the Curvatures of 

 Small Lenses, Dr. C. \'. Drysdale, 142 ; Crystals Show- 

 ing the Phenomenon of I^uminous Rings, Prof. S. P. 

 Thompson, 142 ; Opticallv Active Nitrogen Compounds, 

 Miss M. B. Thomas and H. O. Jones, 166; Death of 

 Prof. Mac^ de L^pinay, 181 ; the Primarv Formation of 

 Optically Active Substances in Nature, Dr. A. Byk, 210; 

 die Bilderzeugung in optischen Instrumente'n, vom 

 Standpunkte der geometrischen Optik, Prof. G. H. 

 Bryan, F.R.S., 217; Grundzuge der Theorie der 

 optischen Instrumente nach Abbe, Dr. Siegfried Czapski, 

 Prof. G. H. Bryan, F.R.S., 217; the Optical Dictionary^ 

 248; Interference Fringes produced by a System of Two 

 Perpendicular Mirrors, G. Lippmann, 263 ; Death of 

 Prof. Ernst Abbe, 278 ; Obituary Notice of, 307 ; a 

 Method of Reading Large Surfaces of Mercury, ' .\. 

 Berget, 287; " Verant " Lens for Stereoscopic Effect 

 with Monocular Vision, Walter Stahlberg, 305 ; Theory 

 of Symmetrical Optical Objectives, part ii., S. D. 

 Chalmers, 380 : Phosphorescence of Phosphorus, E. Jung- 

 fleisch, 407 ; .Absorptive Power of Fluorescent Substances 

 during Active Fluorescence, E. L. Nichols and Ernest 

 Merritt, 423 ; .Application of the Iris Diaphragm in 

 Astronomy, .M. Salet, 455 ; an Introduction to the theory 

 of Optics, Prof. A. Schuster, F.R.S., 457; the Telescope, 

 Thomas Nolan, 460; the Ashe-Finla'vson " Compara- 

 scope, " D. Finlayson, 47S ; Photomicrographv by Ultra- 

 violet Light, Dr. A. Kohler, 517; Two Cases'of Tri- 

 chromic Vision, Dr. F. W. Edridge-Green, 1573 : Fluor- 

 escence and Absorption, J. B. Burke, 597; Conflict 

 between the Primary and .Accidental Images applied to 

 the Theory of Inevitable Variability of Retinal Im- 

 pressions, A. Chauveau, 599 ; Dichroism produced by 

 Radium in Colourless Quartz, and a Thermoelectric 

 Phenomenon in Striated Smoky Quartz, N. Egoroff, 

 600; Photograph of a Lightning Flash showing the .Air 

 m Incandescence, Em. Touchct, 600; Ellipsoidal Lenses 

 R. J. Sowter, 622 ' 



Orbit of the Binary Star Ceti 82, Prof. Aitken s'O 



Orbit of Sirius, the, Prof. Doberck, 133 ' ' 



Orbits of Minor Planets, Prof. J. Bauschinger, 469 



Orchideen-arten, Abbildungen der in Deutschland und den 

 angrenzenden Gebieten Vorkommcnden Grundformen der 

 Dr. F. Kranzlin, 341 



Organic Chemistry, Applications of some General 

 Reactions to Investigations in. Dr. Lassar-Cohn 

 220 ' 



(Vpanic Com.oounds, the Chemical Synthesis of Vital Pro- 

 ducts and the Inter-relation between, Prof. Raphael 

 Meldola, F.R.S., 170 



Organic Evolution, an Outline of the Theorv of with a 

 Description of son'ie of the Phenomena which it Expliins 

 Dr. Maynard M. IWetcalf, 500 ' 



Organisation, Imperial, Sir Frederick Pollock 589 ' 



Origin of Life, the, George Hookham, 9, loi ; Geologist, 

 31; Dr. F. J. Allen, 54 



Origin of Lunar Formation, G. Romanes, 256; Dr. 

 Johnston-Lavis, 256; Dr. G. K. Gilbert, 25b 



Origin of Radium, the, \V. C. D. Whetham, F.R.S., 319 



Ornithology : Bird Notes from the Nile, Lady William 

 Cecil, 150; the Adventure of Cock Robin and his Mate, 

 R. Kearton, 152 ; a F^lamingo City, Breeding-places of 

 the American Flamingo in the Bahamas, F. M. Chap- 

 man, 156; the Mistaken Idea that Birds are Seed- 

 carriers, F. Nicholson, 167 ; Birds by Land and Sea, 

 the Record of a Year's Work with Field Glass and 

 Camera, J. M. Boraston, 179 ; a New British Bird I 

 W. P. Pycraft, 201; Can Birds Smell? Dr. Alex. Hill, 

 318; Game, Shore, and Water Birds of India, with 

 Additional References to their Allied Species in other 

 Parts of the World, Colonel A. Le Messurier, 363 ; the 

 Birds of Calcutta, F. Finn, 438 ; Birds I have Known, 

 .Arthur H. Beavan, 581 ; Weight of the Brain as a Func- 

 tion of the Body Weight in Birds, L. Lapicque and P. 

 Girard, 600 



Orthoptera, a Synonymic Catalogue of, W. F. Kirby, 459 



Osborn (Prof. H. F.), Evolution of the Horse in America, 

 61; Ichthyosaurs, 279; Sauropod Dinosaurs, 615; 

 Armadillos from the Bridger Eocene, 615 



Oscillation, Lissajous's Figures by Tank, T. Terada, 296 



Osmond (F.), the Micrographical .Study of the Meteorite 

 of the Diablo Canyon, 287 



Ossiferous Cave of Pleistocene -Age, on an, at Hoe Grange 

 Quarry, Longcliffe, near Brassington, Derbyshire, H. H. 

 Arnold Bemrose and E. T. Newton, F.R.S., 165, 488 



Ostwald (Wilhelm), the Principles of Inorganic Chemistry, 

 388 ; die Schule der Chemie, 435 



Other Side of the Lantern, the, Sir Frederick Treves, 

 Bart, 553 



Otsuki (C), Photographic .Activitv of Hydrogen Peroxide, 

 468 



Oxford Discovery, a Great, Prof. Karl Pearson, F.R.S., 

 510 



Oxygen Band .Series, Deslandres's Formula for the Lines 

 in the. Prof. Deslandres, 63 



Oyster, Larva and Spat of the Canadian, J. .Stafford, 46S 



Pacific Ocean, a Contemplated Magnetic .Survey of the 

 North, bv the Carnegie Institution, Dr. L. .A. Bauer, 

 389 



Packard (Dr. .A. S.), Death of, 420 ; Obituary Notice of, 

 466 



Packard (Prof.), Origin of the Markings of Organisms, 

 542 



Pages from a Country Diary, P. Somers, 175 



Paint and Varnish, the Industrial and Artistic Technology 

 of, A. H. Sabin, C. Simmonds, 50 



Pala?obotany : on the Reconstruction of a Fossil Plant, 

 Lyginodendron Oldhamium, Dr. Dukinfield H. Scott, 

 F'.R.S., 47; Comparative Age of Flora of Eastern North 

 America, Dr. J. W. Hashberger, 61 ; Palaeozoic Seed 

 Plants, E. A. N. Arber, 68 ; Models of Palaeozoic Seeds 

 and Cones, H. E. H. Smedley, 183 ; Fossil Plants from 

 the PaljEOzoic Rocks, v.. New Sphenophyllaceous Cone 

 from the Lower Coal-measures, Dr. D. H. Scott, F.R..S., 

 164 ; Lepidocarpon and the Gymnosperms, Dr. D. H. 

 Scott, F.R.S., 201 ; Sporangium-like Organs of Glosso- 

 pteris Browniana, E. A. Newell Arber, 382 ; the Early 

 History of Seed-bearing Plants as Recorded in the 

 Carboniferous Flora, Wilde Lecture at Manchester 

 Literary and Philosophical Society, Dr. D. H. Scott, 

 F.R.S., 426; Plants from the Coal-measures Found in 

 the Borings at Eply, Lesmdnils, and Pont-i-Mousson, 

 R. Zeiler, 551; the Grains Found Attached to Pecio 

 pieris Pluckeneti, M. Grand'Eury, 575 



Palaeoichthyology : the Fishes of the Two Sides of the 

 Isthmus of Panama, Messrs. Gilbert and Starks, 590 



PaloEontologv : Dimorphism of the English Species of 

 Nummuliles, J. J. Lister, F.R.S., 71 ; Extinct Mammalia 

 in a Carboniferous Cavern near Doneraile, R. J. L'ssher, 

 71 ; Eocene Whales, F. A. Lucas, 102 ; on the Occurrence 

 of Elephas metidionalis at Dewlish, Dorset, Rev. 

 Osmond Fisher, 118; the Rha-tic Bone-beds, W. H. 

 Wickes, 161 ; the .Ammonite Fauna of the Spiti Shales, 

 Dr. \'ictur I'hiig, ihi : the Pal:iozoic Pala'pchinoidca. 



