INDEX 



[Nature, Nov. 27, 1890 



Marjelen, by Prince Roland Bonaparte, Prof. T. G. Bonney, 

 F.R.S., 51 ; Dr. Thoroddsen's Proposed Geological Investi- 

 gation of Sneefeldness, Iceland, 64 ; Palseontologia Indica, 

 Vol. IV. Part I., Dr. W. Waagen, 66 ; Prof. V. Moller on 

 the Minerals of the Caucasus, 88 ; Specimens of Deep Borings 

 in the South of England, at the Royal Society, 90 ; the 

 Devonian Rocks of South Devon, W. A. E. Ussher, 95 ; 

 Chemical Changes in Rocks under Mechanical Stresses, 

 Prof. J. W. Judd, F.R.S., loi ; Thickness of Earth's Crust de- 

 duced from Diurnal Motion, E. Ronkar, 144 ; the School Manual 

 of Geoloj^y, J. Beete Jukes, F.R.S., 146 ; Has Man a Geolo- 

 gical History in Australia? R. Etheridge, F.R.S., 160 ; the Bag- 

 shot Beds of Essex, Horace W. Monckton, 198 ; Dr. A. Irving, 

 222; Illustrations of Ancient British Topography, 210; Reading 

 Valley- Gravels, P. O. Shrubsole, 263 ; Nitrifying Micro- 

 organisms and the Decomposition of Rocks, A. Muntz, 263 ; 

 Mr. Grieshach's Mission to Afghanistan, 280 ; Fossil Fishes 

 and Fossils Plants of the Triassic Rocks of New Jersey and 

 the Connecticut Valley, J. S. Newberry, 366 ; Visit to England 

 of Belgian Royal Malacological Society, 401 ; British Fossils 

 and where to seek them, J. W. Williams, 412 ; Opening 

 Address in Section C at the British Association, by Prof. A. H. 

 Green, F.R.S., 454; British Fossils, J. W. Williams, 457 ; 

 the Relation of National Geological Surveys to each other, 

 Prof. John C. Branner, 528 ; Report of the Photographic 

 Committee of the Geological Section of the British Associa- 

 tion, 532 ; B. Holgate on the Coals and Clays of Leeds, 532 ; 

 J. R. Dakyns on the Yoredale Beds in Yorkshire, 532 ; Mr. 

 Lamplugh on the Geology of Yorkshire, 532 ; Dr. Hicks on 

 Earth-Movements in Wales and Shropshire, 532 ; Dr. Hicks 

 on the Contents of Cambrian Conglomerates, 532 ; Dr. P. H. 

 Carpenter on the Morphology of the Cystidea, 533 ; Geological 

 Annals of the Balkan Peninsula, 535 ; Resignation of the 

 Directorship of the Geological Survey of Ireland by Prof. E. 

 Hull, F.R.S., 573 ; the Paleontology of the Ungulata, Marie 

 Pavloff, 575 ; Dr. G. Bukowski's Investigations in Western 

 Asia Minor, 597 ; Geological Diary of Prof. Barbotde Marny, 

 648 ; on the Later Physiographical Geology of the Rocky 

 Mountain Region in Canada, with Special Reference to 

 Changes in Elevation and to the History of the Glacial Period, 

 Dr. G. M. Dawson, 650 ; Bernardston Series of Metamorphic 

 Upper Devonian Rocks, Prof. Emerson's, Prof. Dana on, 655 



Geometry : Modern Geometry of the Triangle, E. Vigarie, 77 ; 

 Additions to the Library of the Association for the Improve- 

 ment of Geometrical Teaching, 108 ; Newton's Influence on 

 Modern Geometry, Robt. H. Graham, 139 ; on a Problem in 

 Practical Geometry, John Bridges, 415 ; Geometrical Conies, 

 Part I., the Parabola, by the Rev. J. J. Milne and R. E. 

 Davis, 518; Geometrical Isomerisms, Prof R. B. Warder, 

 528 ; Geometrical Drawings for Art Students, I. H. Morris, 

 543 ; Practical Plane and Solid Geometry, I. H. Morris, 636 



Gerard (Eric), Lemons sur I'Electricite, professees a I'lnstitut 

 Electro-technique Montefiore annexe a I'Universite de Liege, 

 219 ; a New Fatty (Daturic) Acid, 408 



German and Austrian Alpine Club, Scientific Committee of, 134 



German Rivers, Camping Voyages on, Arthur A. Macdonell, 

 389 



Germany, Central, Lightning-strokes in, 66 



Germination of the Graminece, by H. T. Brown, F. R. S. , and 

 Dr. G. H. Morris, 45 



Gernez (D.), Application of Coefficient of Optical Rotation to 

 Determine Nature of Compounds Produced by Action of 

 Malic Acid on Neutral Tungstates of Soda and Potash, 263 



Gilbert (Prof J. H., F.R.S.) and Sir J. B. Lawes, F.R.S., on 

 the Fixation of Free Nitrogen, 41 



Gilbert (William), Proposed Meeting in Memory of, 205, 279 



Giles (E.), Dragon-fly and Cricket, 135 



Gill (Dr., F.R.S.), the Parallax of ^ Orionis, 487 



Gillespie (James), Triumph of Philosophy, 294 



Girard (Aime), Copper Salts as Remedy for Potato Disease, 143 



Girard, Salet, and Pabst (MM.), Agenda du Chimiste, 340 



Girls and Boys, Comparative Growth of, Geisler and Ulitzsch, 

 376 ; Charles Roberts, 390 



Glacial Period, on the Later Physiographical Geology of the 

 Rocky Mountain Region in Canada, with Special Reference 

 to Changes in Elevation and to the History of the. Dr. G. 

 M. Dawson, 650 



Glacier Dam, Bursting by Lake Marjelen of a, 402 



Glacier, the Rhone, 160 



Glaciers : Le Glacier de I'Aletsch et le Lac de Marjelen, by 

 Prince Roland Bonaparte, Prof. T. G. Bonney, F.R.S., 51 



Gladstone (Dr. J. H,, F.R.S.): Notes on Secondary Batterie 

 262 ; and G. Gladstone, on the Refraction and Dispersion 01 

 Fluorbenzene, 530 



Glaisher (J. W. L., F.R.S.), Opening Address in Section A 

 (Mathematics and Physics) at the British Association, 464 



Glazebrook (R. T., F.R.S.), on Electrical Units and the De- 

 termination of the Ohm, 577 



Glennie (J. S. Stuart), the Aryan Cradle-land, 544 



Globular Lightning seen on the Summit of the Bohul Mountain, 

 458 



Gloucester, Royal Archaeological Institute Congress at, 375 



Glucose and Glycosuria, Dr. Ashdown, 97 



Goff (W.), Theory of Solar Radiation, 600 



Golden Bough, The, J. G. Frazer, 513 



Golf, some Points in the Physics of. Prof. P. G. Tait, 420 



Gooch (F. A.), the Direct Determination of Bromine in Mix- 

 tures of Alkaline Bromides and Iodides, 432 



Goodale (Dr. George Lincoln), Physiological Botany, Francis 

 Darwin, F.R.S., 516 



Gordon (Sir Arthur), Native Addresses of Thanks for his En- 

 couragfement of Science and Learning in Ceylon, 280 



Gordon (J. G.), the Mannesmann Weldless Tubes, 181 



Gorilla, the Haunts of the, 19 ; Dr. A. B. Meyer, 53 



Gorse and Furze, Naturalization of, in the New World, 88 



Graham (Robt. H.), Newton's Influence on Modern Geometry, 



139 



Graminece, the Germination of some of the, H. T. Brown, 

 F.R.S., and Dr. G. H. Morris, 45 



Grands Mulcts, P; J. C. Janssen's Ascent of, 457 



Grantham (R. F.), on the Encroachment of the Sea on the 

 English Coast, 87 



Graphic Lessons in Physical and Astronomical Geography, 

 Joseph H. Cowham, 542 



Grasses of South America, W. Larden, 115 



Gravelius (Harry), Theorelische Mechanik starrer Systeme auf 

 Grund der Methoden und Arbeiten, und mit einem Vorworte 

 von Sir Robert Ball, Prof. O. Henrici, F.R.S., 127 



Gravity at Kew and Greenwich, Pendulum Operations for De- 

 termining Relative Force of. General Walker, F.R.S., 167 



Gray (Henry, F.R.S.), Anatomy, Descriptive and Surgical, 614 



Great Auk, Eggs of, 91 



Great Britain, on the Study of Earthquakes in, Charles Davison, 

 346 



Greely (General), on Meteorological Observations made at 

 Pike's Peak, Colorado, 254 



Green (Prof A. H., F.R.S.), Opening Address in Section C 

 (Geology) at the British Association, 454 



Green (J. F.), on Steam Life-boats, 533 



Green (Rev. W. Spotswood) : Among tne Selkirk Glaciers, 26 ; 

 the Common Sole, 520 



Green Flash at Sunset, T. Archibald Dukes, 127 



Greenhill (Prof A. G., F.R.S.) : Scientific Principles Involved 

 in Making Big Guns, 304, 331, 378 ; a Revised Account of the 

 Experiments made with the Bashforth Chronograph, to find 

 the Resistance of the Air to the Motion of Projectiles, Francis 

 Bashforth, 409 ; a Treatise on Analytical Mechanics, Prof. 

 Bartholomew Price, F.R.S., 585 



Greenland, the h ohn Phenomena of, Herren Paulsen and Hann, 

 160 



Greenwich Observatory, Annual Visitation of, 187 



Greenwich Spectroscopic Results, 209 



Gregory (J. W.) and H. A. Miers, Correspondence on Russian 

 Transliteration, 316 



Gregory (Richard A.) : Comets of Short Period, 31 ; Lunar 

 Photography, 568 ; Electrical Storms on Pike's Peak, 595 



Gregory (Walter G.), Electric- Radiation Meter, 91 



Gregory (Sir William), on the Colombo Museum, 575 



Gregory's Series, R. Chartres, 341 



Gresswell (Dr. D. Astley), a Contribution to the Natural His- 

 tory of Scarlatina, Derived from Observations on the London 

 Epidemic of 1887-88, 220 



Griesbach's Geologico-lndustrial Mission to Afghanistan, 280 



Griffin's Cheap Bunsen Burner, 135 



Grifiith's (G. b.) Antarctic Exploration, 601 



Grinnell (Geo. Bird), Pawnee Hero-Stories and Folk-Tales, 

 124 



Grombchevsky (M.) : Attempt to Penetrate into Tibet, 209, 253, 

 378, 556 ; Visit to the Raskem-daria Nephrite-Mines, 375 



Groves (Charles E., F.R.S.): Russian Transliteration, 6; 

 Chemical Technology, or Chemistry in its Application to 

 Arts and Manufactures, Prof T. E. Thorpe, F.R.S., 25 



