
. 
Nature, 
October 7, 1915 
Lndex XXIX 

Ehrlich (Prof. Paul), 707 
Eykman (Prof. J. F.), 543 
Fischer (Prof. B.), 650 
Fleming (Sir Sandford), 596 
Flood-Page (Major S.), 181 
Fraas (Prof. E.), 124 
Geikie (Prof. James), 12, 40 
Gowers (Sir W. R.), 269, 296 
Guéguen (Prof. F. P. J.), 597 
Gustafson (Prof. G.), 213 
Hammond (R.), 679 
Hardy (Prof. J. J.). 348 
Harnack (Prof. Erich), 297 
Harrison (Lt.-Col. W. S.), 213 
Herbertson (Prof. A. J.), 623 
Holdsworth (E. W. H.), 95 
Hubrecht (Prof. A. A. W.), 95. 
Huggins (Lady), 123 
Hurtzig (A. C.), 514 
Isherwood (Rear-Admiral B. F.), 650 
Jenkinson (Capt. J. W.), 433, 456 
Jones (Dr. H. Lewis), 152 
Kearney (J.), 123 
Kellas (Capt. A.), 709 
Kerr (R.), 349 
Kiepert (Dr. R.), 650 
Kitchener (F. E.), 514 
Kynaston (H.), 543, 568 
Lea (Dr. A. S.), 120 
Lee (Lieut.), 567 
Léjé (J. B. A.), 212 
Lock (Dr. R. H.), 488, 515 
Loeffler (Prof. F), 180 
Louis (Prof. D. A.), 379 
Lydekker (R.), 212, 234 
Macmillan (Capt. S. A.), 379 
Marsh (Prof. Howard), 488 
Martin (C. H.), 298 
Martin (Pierre), 348, 434 
Maspero (Jean), 42 
Mathison (Dr. G. C. M.), 489 
Mills (Prof. Wesley),13 
Morse (E. W.), 328 
Miiller (Dr. Hugo), 348, 376 
Murray (Sir James), 597 
Neville (F. H.), 400, 432 
Osterberg (Madame), 650 
Oumoff (Prof. N.), 71 
Owen (Dr. Edmund), 623 
Owens (Capt. E. W.), 709 
Pearson (Dr. F. S.), 328 
Prowazek (Dr. S. von), 213 
Raper (R. W.), 567 
Rawson (Dr. S. G.), 123 
Reed (W. H.), 348 
Rigaux (Edmond), 180 
Robinson (Prof. H.), 123 
Seaton (Dr. E. C.), 14 
Seaver (Prof. J. W.), 348 
Sell (Dr. W. J.), 235 
Shattuck (Prof. F. A.), 42 
Sherman (Prof F. A.), 122 
Smart (Prof. W.), 95. 
Spagnoletti (C. E. P.), 514 
Spottiswoode (W. Hugh), 709 
Spurrell (F. C. J.), 42 
Steen (Dr. Askel S.), 379 
Stewart (Dr. Alex.), 597 
Tanner (Prof. H. W. L.), 42, 70 
Tennant (Lieut.-Genl. J. F.), 42 
Travers (J. A.), 4or 
Turner (Sir George), 71 
Venturi (Prof. A.), 183 
Waldstein (Dr. Louis), 180 
West (T. D.), 568 
Willett (W.), 42 
Wilson (Prof. J. Cook), 677 
Witt (Prof. Otto N.), 151, 179 
Woosnam (Lieut. R. B.), 489 
Wright (Lieut. T.), 328 
Zeeman (Prof. P.), 327, 433 
Decapoda Reptantia of the Coasts of Ireland, C. M. Selbie, 
393 
Decimal Association, Report for 1914, 402 
Delavan’s Comet, B. Jekhowsky, 27 
Design and Industries Association, the, H. H. Peach, 549 
Despretz-Trouton Constant, Calculation of, D. Berthelot, 
363 
Detrital Andalusite in Cretaceous and Eocene Sands, G. M. 
Davies, 501 
Detroit Observatory, 683 
Development of Man, the, 613 
Dew Ponds, E. A. Martin, 32 
Dextrose, Retention in the Circulation of, in Normal and 
Depancreatised Animals, I. S. Kleiner and S. Ue 
Meltzer, 553 
Diathermic Power of Liquids, J. Vallot, 694 
Dickson Centrifuge Process of Sewage Treatment, Dr. 
E. H. Tripp, 518 
Dicoryne, Free-swimming Sporosacs of, Drs. J. H. Ash- 
worth and J. Ritchie, 552 
Dielectrics, Relative Losses in, G. L. Addenbrooke, 110 
Differential Equations of the Analytic Type, Solutions of 
an Infinite System of, F. R. Moulton, 553 
Diffraction: Grating, the Ruling and Performance of a 
to-in., A. A. Michelson, 637; Phenomena and Motion 
of Earth, A. Leduc, 83 
Diflavone Group, Studies in the, H. Ryan and Miss P. 
O'Neill, 473 
Dillenia and Saurawia, New Species of, E. D. Merrill, 351 
Dinosaur: Bones from Bushmanland, Description of the, 
S. H. Haughton, 554; Bones in Bushmanland, A. W. 
Rogers, 554 
Dioxytriazines, the, J. Bougault, 335 
Diphtheria, Isolation and, Miss Elderton and Prof. K. 
Pearson, 658 
Discharging Appliances, Influence of, J. Reid, 130 
Discoveries and Inventions of the Twentieth Century, E. 
Cressy, 294 
Disease Resistance in Plants, Dr. O. Appel, 599 
Displacements, Rapid, Registered by Photography, J. C. 
Sola, 167 
Dominica, Official Guide to the Botanic Gardens of, 
J. Jones, 600 
Double-crested Cormorant, the, and the Salmon Industries 
on the Gulf of St. Lawrence, P. A. Taverner, 599 
Dragon Tree of Tenerife, the, Dr. O. Stapf, 472 
Drama of the Year, the, Mary Ritchie, 207 
Draper: Medal awarded to Prof. J. Stebbins, 297; 
Memorial, the Henry, Miss A. Cannon, 493 
Drawings from the Continent, 184 
Drinking Water, Purification of, H. Vincent and M. 
Gaillard, 224 
Drosophila confusa, a Fly of the Species of, R. R. Hyde, 
153 
Drugs and Fine Chemicals, British Supply of, Prof. H. B. 
Baker, 174 
Dublin Society, a History of the Royal, H. F. Berry, 454 
Dundee University College, Foundation of a Bursary in 
Memory of R. Hepburn, 721 
Durham College of Medicine, University of, Dr. J. A. 
Menzies appointed Professor of Physiology in, 664 
Dust and Smoke Record, a, W. Thomson, 571 
Dyers, Company of, Gold Medal of, awarded to Prof. A. G. 
Green and W. Johnson, 649 
Dye Scheme, Government, Prof. H. E. Armstrong and 
others, 119 
Dyestuffs, Organic, the Manufacture of, Prof. A. Wahl, 
Translated by F. W. Ataclr, 532 
Dynamometers, Rev. F. J. Jervis-Smith, 557 
Ear: Defender, Mallock’s, 131; Protection against Artillery 
Sounds, 131, 156 
Earth: the Figure of the, Prof. W. de Sitter, 684; the Age 
of the, Dr. F. A. Lindermann, 203, 372; the Age of 
the, C. E. Stromeyer, 259; Interior of the, Dr. F. 
Shlesinger, Dr. T. C. Chamberlin, Dr. H. F. Reid, 
J. F. Hayford, 442; the, its Life and Death, Prof. A. 
Berget, Translated by E. W. Barlow, 478 
Earthquake: of February 18, 1911, the, Prince Galitzin, 
a aa SS EEE EEE Ee ee 
