Nature 1 



I 1901 J 



June 



INDEX 



Abbe (Prof. Cleveland), Artificial Rain, 167 ; Methods of 

 Formation of Hail, 337 



Abbe's Optical Theorems, Prof. J. D. Everett, F.R.S., 276 



Aberration, Constant of, C. L. Doolittle, 405 



Abnormal Stars in Clusters, Prof. E. E. Barnard, 68 



Aborigines, Australian, Investigations of the Habits and Folk- 

 lore of, 88 



Abruzzi's (the Duke of the) Polar Expedition, 37 



Absorption Spectra of Saline Solutions, Prof. W. N. Hartley, 

 313 



Academie.«, the International Association of, 519; Meeting of 

 the, 591, 616 



Accumulators: the Lead Storage Battery, Desmond G. Fitz- 

 Gerald, 249 



Acetylene : the Growth of the German Industry, 113 



Acetylene Gas : Novel Marine Torch, 474 



Acoustics : a Text-book of Physics, Sound, J. H. Poynting, 

 F.R.S., J. J. Thomson, F.R.S., 26; the Refraction of Sound 

 by Wind, Dr. E. H. Barton, 123 ; Audibility of the Sound of 

 Firing on February i, 355, 372, 420; Sir W. J. Herschel, 

 395 ; Arthur R. Hinks, 441 ; Robert B. Hayward, F.R.S., 

 538 ; Gun Reports heard at Great Distances, 402 ; Musical 

 Arcs, 542 ; Death of Dr. Franz Melde, 545 ; Numerical 

 Illustrations of Sound-Diffraction, Prof. H. Lamb, F.R.S., 

 604 ; on the Nature of Vowels, E. W. Scripture, 626 



Acuteness of Sight, the Optics of, Dr. A. S. Percival, 82 ; 

 F. Twyman, 157 



Adam (J.), Liquid Air, 252 



Adams (E. P.), Circular Magnetism and Magnetic Permeability, 



505 

 Adkin (R.), Aberrant Male Specimens of Argynnis aglaia, 219 

 Aeronautics : Sounding the Ocean of Air, A. Lawrence Rotch, 

 55 ; Trial of Endurance in Ballooning, 63 ; Count von Zep- 

 pelin's Navigable Balloon, A. Stolberg, 187 ; by Land and 

 Sky, Rev. John M. Bacon, 203 ; Balloon Ascents, January 

 io> 353 ; New Flying Machines, 403 ; the Ascents of 

 February 7, Dr. Hergesell, 449 ; History and Progress of 

 Aerial Locomotion, Prof. G. H. Bryan, F.R.S., 526; the 

 International Ascents of March 7, Dr. Hergesell, 594 

 Africa : Glacial Characters of Prieska Conglomerate, A. W. 

 Rogers and E. L. H. Schwarz, 12.; the " Park-lands " in 

 Tanganyika District of Central Africa, J. E. S. Moore, 98 ; 

 Periodical Changes in Rainfall at Cape of Good Hope, Prof. 

 J. T. Morrison, 124 ; South African Philosophical Society, 

 124, 220, 532 ; a Plea for the Study of the Native Races in 

 South Africa, Prof. A. C. Haddon, F.R.S., 157 ; Breeding 

 Habits of Protopterus and other West African Fishes, J. S. 

 Budgett, 170 ; Messrs. Maclver and Wilkin's Algerian 

 Journey, 170 ; Game Preservation in Africa, Viscount Cran- 

 borne, 186; Death of Major Serpa Pinto, 237 ; the Uganda 

 Dwarfs, Sir H. Johnston, 238 ; Natural History of Uganda, 

 Sir H. Johnston, 238 ; Rocks from Newlands Diamond 

 Mines, Griqualand West, Prof. T. G. Bonney, F.R.S., 242 ; 

 Protective Inoculation against Horse-Sickness in Cape Colony, 

 Dr. Edington, 282 ; Mr. J. E, S. Moore's Researches in 

 Lake Tanganyika, &c., 284 ; Termites' Ravages in Rhodesia, 

 Rev. A. Leboeuf, 306 ; Geology of Lake Nyasa, Alex. 

 Richardson, 315; the Great Nile Dam at Assouan, 381; 

 Eocene and Cretaceous Series in Nile Valley, H. J. L. 



Beadnell, 382 ; the Birds of Africa, G. E. Shelley, 393 ; 

 Cretaceous Sea-Urchin in Eastern Sahara, M. de Lapparent, 

 435 ; Agricultural Prospects in South Africa, Prof. R. 

 Wallace, 499 ; Submerged Valley opposite Congo Mouth, 

 Prof. E. Hull, 506 ; Bushman Paintings from Groot Riet 

 River, E. H. L. Schwarz, 532 ; Death of Dr. Schlichter, 

 545 ; Platinum in Egyptian Hieroglyphics, Daniel Berthelot, 

 556; the Mammals of South Africa, W. L. Sclater, 583 ; 

 ihe Discoverer of Lake Ngami, William Cotton Oswell, 

 Hunter and Explorer, W. E. Oswell, Supp. vi. 



Agardh (Prof. J. G.), Death of, 352 ; Obituary Notice of, 377 



Agriculture : Present Condition of Indigo Industry, Dr. F. M. 

 Perkin, 7, iii, 302 ; Literature of Coffee and Tobacco Plant- 

 ing, G. H. James, 7 ; J. R. Jackson, 7 ; the Locust Plague 

 and its Suppression, ^F^neas Munro, 55 ; Mineralogie Agricole, 

 F. Houdaille, 57 ; the Russian Government and Agriculture, 

 64 ; Memoranda of the Origin, Plan and Results of the 

 Experiments conducted at Rothamsted, 1900, 79 ; Agri- 

 cultural Demonstration and Experiment, Prof. Wm. Somer- 

 ville, F.R.S., 84; Horticultural Practice, 86; Flies 

 Injurious to Stock, Eleanor A. Ormerod, 127 ; Artificial 

 Rain, Prof. Cleveland Abbe, 167 ; Report of the Working 

 and Results of the Woburn Experimental Fruit Farm, Duke 

 of Bedford and Spencer U. Pickering ; Dr. Maxwell T. 

 Masters, 177; Sugar-Cane Experiments, 335; Agriculture in 

 the West Indies, Prof. J. P. d'Albuquerque, 356 ; Peach- 

 Leaf Curl : its Nature and Treatment, Newton B. Pierce, 393 ; 

 Sugar-Beet Cultivation in England, A. D. Hall, 450 ; Agri- 

 cultural Value of Land in Madagascar, A. Miintz and E. 

 Rousseaux, 459 ; Scientific Agriculture in the United States, 

 479 ; Agricultural Prospects in South Africa, Prof. R. 

 Wallace, 499 ; Bird Destruction in France, L. A. Levat, 

 500 ; the Agricultural Changes and Laying Down Land to 

 Grass, R. H. Elliott, 585 



Air and Disease, Harold Picton, 276 



Air, Hydrogen in, M. Armand Gautier, 478 



Air, Liquid, J. Adam, 252 



Air, Liquid, as an Explosive, A Larsen, 305 



Aitken (Thomas), Road-Making and Maintenance, 272 



Aitken (Mr. ), Dynamics of Cyclones, 507 



Albrecht (Dr.), Plague Infection, 89 



Alcohol : Injurious Constituents in Potable Spirits, 491 



Alcyonium, Dr. Hickson, 330 



Alexander (Dr. P. Y.), Darwin and Darwinism, 5 



Algol, Light Curve of, A. A. Nijland, 525 



Alkaloids : Die Pflanzen-Alkaloide, Jul. Wihl. Bruhl, Eduard 

 Hjelt, Ossian Aschan, Prof. R. Meldola, F.R.S., 486 



Allen (Grant), In Nature's Workshop, 513 



Alliance between Science and Industry, the, 135 



Allison (J. A. ), Rhamnazin and Rhamnetin, 75 



Allman (Prof. George J., F.R.S.), Euclid i. 32 Corr., 106 



Alloys, Potassium-Mercury and Sodium-Mercury, and Sodiumr 

 with Cadmium, Lead and Bismuth, N. S. Koarnakoa,i88 



Alloys, Thermo-Chemistry of Copper-Zinc, T. J. Baker, 363 



Almucantar, the, C. S. Howe, 309 



Alpine Crust-Basin, an, Dr. Maria M. Ogilvie-Gordon, 294 



Alps: Das geotektonische Problem der Glarner Alpen, A. 

 Rothpletz, 294 ; Geologische Alpenforschungen, A. Roth- 

 pletz, 294 ; Dr. Maria M. Ogilvie-Gordon, 294 



B 



