JVatitre, 

 November 25, 1909, 



] 



Index 



XXlll 



Intelligence, la Naissance de 1', Dr. Georges Bohn, 4 



Internal-combustion Engine, Recent Improvements in the, 

 H. E. Wimperis, 171, 201, 234 



International Congress of Applied Chemistry, Seventh, 

 Evolution in Applied Chemistry, Prof. Otto N. Witt at, 51 



International Congress of Medicine, the Sixteenth, 369 



International Geodetic Association, the Meeting of the, in 

 London and Cambridge, 426 



International Meteorological Meetings, Codex of Resolu- 

 tions adopted at, 1872-1907, H. H. Hildebrandsson and 

 G. Hellmann, 5 



International Seismological Association, the, 370 



Invertebrate Blood, the Presence of Haemoglobin in, Geof- 

 frey Smith, 395 



Invertebrates, American, 299 



Invertebrates, Some Papers on, 22 



Invicta Number Scheme, the, J. W. Ladner, 515 



Ion, the Physics of the, 302 



Ionia and the East, D. G. Hogarth, 94 



Ireland, Drought in South-west, Geo. A. Armstrong, 4S7 ; 

 Dr. Hugh Robert Mill, 517 



Ireland, a Tourist's Flora of the West of, R. L. Praeger, 

 422 



Iron and Steel Institute, the, 437 



Irrigation : Diminished Yield of Cotton due to InsulTicient 

 Drainage, W. Lawrence Balls, So 



Irving (Rev. Dr. A.), Musical Sands, gg 



Isle of Wight, a Guide to the Natural History of the, 72 



Issler (Dr. E.), Vegetation Conditions in the Central Vosgcs 

 Mountains, 496 



Iwan-MuUer (E. B.), the Cult of the Unfit, 264 



Jackson (Cyril), Child Employment and Evening Continua- 

 tion Schools, 50 



Jackson (C. S.), a First Dynamics, 156; a Kinematical 

 Illusion, 220 



Jackson (J. W.), Discovery of Large Quantities of Shells 

 of the Pearl-mussel [llnio margaritijer) in Gravel of 

 Apparently Pleistocene Age in the Thames near Mort- 

 lake, 495 



Jaekel (Prof. O.), New Find of Devonian Vertebrates 

 between Cassel and Marburg, 196 



James (T. C), Practical Organic Chemistry, 64 



Jameson (H. G.), Illustrated Guide to the Trees and 

 Flowers of England and Wales, 422 



Janet (Prof. Paul), History and Present Position of the 

 Question of the Fundamental Electrical Units, 297 



Janssonius (H. H.), Mikrographie des Holzes der auf 

 Java vorkommenden Baumarten, 241 



Jarry-Desloges (M.), Observations of Mars, 229, 355, 376, 

 436; Changes on Mars, 314; Mars, 498; Observations 

 on the Surface of the Planet Mars from June 4 to 

 October, 1909, 510 



Java, Mikrographie des Holzes der auf, vorkommenden 

 Baumarten, Dr. J. W. Moll and H. H. Janssonius, 241 



Javelle (M.), the New Daniel Comet, 29 



Jefferson (J. C), the Recent Perseid Shower, 267 



Jennings (H. W. K.), Effect of Previous Magnetic History 

 on Magnetisation, 28 



Jensen (Dr. H. I.), Geology and Petrology of the Canoblas, 

 N.S.W., 30 



Jesperson (O.), Weltsprache und Wissenschaft, 218 



Jessop (Prof. C. M.), Elementary Mechanics, 156 



Johannsen (W.), Elemente der Exakten Erblichkeitslehre, 

 424 



Johansen (A. C), Contributions to the Biology of the Plaice, 

 with Special Regard to the Danish Plaice Fishery, iv., 

 Is the Plaice Indigenous to the True Baltic? 191 



Johns (Rev. C. A.), British Birds in their Haunts, 100 



Johnson (Prof. Alexander), Why has the Moon no Atmo- 

 sphere? 486 



Johnson (Prof. Douglas W.), Physical History of Nantasket 

 Beach, 506 



Johnson (Prof. S. W.), Death of, 194 



Johnston (Colonel Sir Duncan, K.C.M.G., C.B., R.E., 

 F.R.G.S., F.G.S.), Opening Address in Section E at the 

 Meeting of the British Association at Winnipeg. 323 



Johnston (Sir H. H., G.C.M.G., K.C.B.), II Ruwenzori : 

 parte scientifica : risultati delle osservazioni di S.A.R. 



11 Principe Luigi Amedco di Savoia, Duca degli Abruzzi, 

 31: Ri5sultats scientifiques des Voyages en Afrique 

 a'Ldouard Foi, 31 ; Scenery of the Greater Antilles, 45 

 Johnston (J. B.), the Central Nervous System of Verte- 

 brates, 274 

 Johnston (James B.), Natural Selection and Plant Evolu- 

 tion, 159 

 Johnston (J. R.), Flora of the Islands of Margarita and 



Coche, 136 

 Johnstone (J.), Report for 1908 on the Lancashire Sea- 

 tisheries Laboratory at the University of Liverpool and 

 the Sea-fish Hatchery at Piel, 142 ; Quarantining 

 Mussels, 142 

 Jolibois (Pierre), the Allotropic States of Phosphorus, 209 

 Joly (Prof. J., F'.R.S.), Radio-activity and Geology, 152 

 Jonckheere (R.), the Shape of the Planet Mercury, 20; 

 Observations of Mars, 229, 376 ; Changes on Mars, 405 ; 

 Mars, 498 

 Jones (Greville), Fuel Economy of Dry Blast, 437 

 Jones (H. C), Mining Administration in India, 219 

 Jordan (F. C), the Orbits of Certain Spectroscopic Binaries, 



298 

 Jouguet (E.), Lectures de M^canique, 301 

 Jourdain (Philip E. B.), the Commutative Law of Addition 



and Intinitv, 69 

 Judd (Prof. John W., C.B., F.R.S.), an Egyptian Oasis: 

 an Account of the Oasis of Kharga in the Lib\'an Desert, 

 with Special Reference to its History, Physical Geo- 

 graphy, and Water Supply, H. J. Llewellyn Beadnell, 

 70 

 Jungersen (Prof. H.), Osteology of the Lophobranchii, 504 

 Jupiter: Mutual Occultation of Jupiter's Second and Fourth 

 Satellites, M. Pidoux, no; Zenographical Fragments, ii., 

 the Motions and (-'hanges of the Markings on Jupiter in 

 188S, A. Stanley Williams, 125 ; Observations of Jupiter's 

 Fifth Satellite, Prof. Barnard, 13S ; Observations of 

 Jupiter, Prof. Barnard, 170; Jupiter's South Tropical 

 Dark Area, Scriven Bolton, 4S7 



Kapp (Prof. Gisbert), Einfuhrung in die Electrotechnik, 



Dr. C. Heinke, 273 ; Problemi grafici di Trazione Ferro- 



viaria, P. Oppizzi, 303 

 Karsten (Dr. George), Lehrbuch der Pharmakognosie, 454 

 Keane (Dr. C. A.), Modern Organic Chemistry, 64 

 Keeling (B. F. E.), Evaporation in Egypt and the Sudan, 



403 ; Terrestrial Refraction in Egypt, 436 

 Keller (Prof. Dr. T.), die Stammesgeschichte unserer 



Haustiere, 243 

 Kempson (E. W. E.), the Elementary Theory of Direct 



Current Dynamo Electric Machinery, 66 

 Kennard (.\. S.), Discovery of Large Quantities of Shells 



of the Pearl-mussel [Unio margaritijer) in Gravel of 



Apparently Pleistocene Age in the Thames near Mort- 



lake, 495 

 Kennedy (W. T.), Active Deposits from Actinium in 



Uniform Electric Fields, 472 

 Kerkham (J. C), Inspection of Pearl-banks between Dutch 



Bay Point and Negombo, 461 

 Kernbaum (Miroslaw), Chemical Action of the Penetrating 



Rays of Radium on Water, 120 ; Decomposition of Water 



by the Ultra-violet Rays, 209 

 Kershaw (J. C), Peripatus found in Ceram, 17 

 Kerze, Naturgeschichte einer, von Michael Faraday, 95 

 Kesteven (H. L.), Studies on Tunicata, 240 

 Keswick and Long Meg, Sun and Star Observations at 



the Stone Circles of. Dr. John Morrow, 128 

 Ketchum (Prof. M. S.), the Design of Highway Bridges, 



and the Calculation of Stresses in Bridge Trusses, 393 

 Kharga, an Egyptian Oasis : an Account of the Oasis of, 



in the Libyan Desert, with Special Reference to its 



Historv, Physical Geography, and Water Supply, H. J. 



Lleweflen Beadnell, Prof. John W. Judd, C.B.,' F.R.S., 



Kidston (Dr.), Ancestry of the Osmundacese, 537 



Kimura (H.), the Motion of the Pole, 199 



Kinematic Illusion, a, W. B. Croft, 158; C. S. Jackson, 



220 

 King (the), on Increased Provision for Advanced Scientific 



Instruction and Research, 83 



