Nature, ] 
October 7, 1915 

_ Cullum (J. E.), Retirement from Superintendency of the 
Valencia Observatory, 236 
Cummings (B. F.), New Species of Polyplax, 167 
Cunningham (E.), the Principle of Relativity, 612 
Cunningham (J. T. and J. A. T.), Hormones and Here- 
dity, 8 
_ Cunningham (J. T.), Plates of Paraffin-wax, 167 
Curzon (Earl), 
Curlewis (H. B.), the Perth (W.A.) Section of the Astro- 
graphic Catalogue, 601 
Curtis (H. D.), Nebular Proper Motions, 46 
Curtis (H. L.), Vibration Electrometer, 183 
Curtis (Dr. M. R.), Rhode Island Red Hen, 657 
Curtis (R.), Simultaneous Ovulation and Double-yolked 
Eggs, 626 
Cushing (H. P.), Syenites and Granites of the Adirondack 
Region, 436 
Cuyler (Miss E. and T. de Witt), Gift to the George 
Peabody College for Teachers, 692 
Utilisation of the Services of Scientific 
Men, 514 
M. D., Jamaica as a Centre for Botanical Research in the 
Tropics, 440 
Dakin (H. P.), Antiseptic Substances and Wounds, 694 
Daly (Prof. R. D.), North American Cordillera, 239 
Dames (M. L.), Shah Daula’s Rats, 434 
Darling (C. R.), Liquid Drops and Globules, 337; Recent 
Progress in Pyrometry, 576 
Darwin (Emma), a Century of Family Letters, 1792-1896, 
Edited by Henrietta Litchfield, 503 
Darwin (Erasmus), [Obituary], 269 
Das-Gupta (H. C.), Paleontological Notes from Hazara, 
397, 529 
Davidson (Sir J. Mackenzie), Telephone Attachment in 
Surgery, 92 
Davies (G. M.), Detrital Andalusite in Cretaceous 
Eocene Sands, 501 
Davis (B. M.), Method of Obtaining Complete Germination 
of Seeds in CEnothera, 553: Significance of Sterility in 
(Enothera, 443 
Davis (Dr. C. A.), Algze in Carbonaceous Deposits, 444 
Davis (Prof. N. F.), Endowment of a Library at Brown 
University in honour of, 692 
Davis (W. G.), Retirement from Directorship of the Argen- 
tine Meteorological Service, 378 
Davis ( Prof. W. M.), Coral Reefs, 189; Darwin’s Theory 
of Coral Reefs, 442 
Davison (Dr. C.), Seismic Disturbances, 240; Subjects for 
Mathematical Essays, 558; the Avezzano Earthquake of 
January 13, 76; the Seismological Society of America, 
and 
43° 
Dawe (M. T.), appointed Agricultural Adviser to the Govern- 
ment of Colombia, 708 
Dawson (C.), Flint Implement Cultures, 54 
Dawson (Dr. J.), Histology of Disseminated Sclerosis, 2€ 
Day (H.), Relationship of the Fishes and the Amphibia, 306 
Day (J. P.), the Counties of Clackmannan and Kinross, 145 
Dean (Prof. Bashford), a Bibliography of Fishes, 318 
Dean (Dr. H. Roy), appointed Professor of Pathology, etc., 
10¢ 
Dendy (Prof. A.), Biological Conception of Individuality, 598 
Déjerine (Prof. J. J.), awarded the Moxon Gold Medal of 
the Royal College of Physicians, 622 
Delavan, Re-discovery of Tempel’s Comet, 353 
Delbet (P.), Pyoculture, 473 
Delorme (E.). Artificial Limbs, 167; Grafting the Flexor 
Tendons of the Fingers, 722 
de Morgan (A.), Essays on the Life and Work of Newton, 
Edited by P. E. B. Jourdain, 3 
Denning (W. F.), August Meteors, 683; the Brilliant Fire- 
ball of Sunday, March 28, 157; the Daylight Fireball 
of July 5, 550; the Meteor Season, 519 
Deprat (J..), Mode of Formation of two Japanese Volcanic 
Centres, 581 
Derzhanin (A.), Caspian Fauna, 239 
Deshumbert (M.), Morale Fondée sur les Lois de la Nature, 
285 
Deslandres (H.), Rotation of Solar Corona, 195 
Dessau (Prof. B.), Manuale di Fisica, vol. ii., Acustica, 
Termologia, Ottica, 423 
Lndex 



Dessaur (F.), Réntgen Motion Pictures, 272 
Detlefsen (Prof. J. A.), Genetic Studies of a Cavy Species 
Cross, 159 
Dewey, on the Dewlish Elephant-trench, 303 
Dewey and Bromehead, the Country around Windsor and 
Chertsey, 517 
Dickins (F. V.), [Death], 679 ; [Obituary article], 708 
Dickinson (H. C.) and N. S. Osborne, a New Calorimeter, 
4360; an Aneroid Calorimeter, 300 
Dickson (Prof. L. E.), Algebraic Invariants, 62 
Dickson (S.), Bequest to the University of Pennsylvania, 581 
Diener (Dr. C.), Anthracolithic Faunz of Kashmir, etc., 73 
Dines (L. H. G.), appointed Superintendent of the Valencia 
Observatory, 236 
Dines (W. H.), the Probable Error of the Amplitudes in a 
Fourier Series obtained from a given Set of Observa- 
tions, 644 
Dixon (A. E.), re-appointed Assistant to the Downing Pro- 
fessor of Medicine at Cambridge University, 361 
Dixon (Prof. H. H.), Morbid Changes in Plants, 244; 
Tensile Strength pf Sap, 244; Changes in Sap produced 
by Heating, 244 
Dobell (C.) and A. P. Jameson, the Chromosome Cycle in 
Coccidia and Gregarines, 446 
Dobie (Dr. W. M.), [Death], 71 
Dodge (F. D.), Standardising Normal and Decinormal Solu- 
tions of Acids, 712 
Doidge (E. M.), South African Erysiphaceze, 389 
Donaldson (Principal Sir James), [Death], 41 
Doncaster (Dr. L.), the Determination of Sex, 197; the 
Relation between Chromosomes and Sex Determination 
in “Abraxas Grossulariata,” 395 
Donnan (Prof. F. G.), Science in the Service of the State, 
oO 
Denan (Rev. S. S.), Rhodesian Ruins and Native Tradi- 
tion, 686. 
Douglas (David), Journal kept by, during his Travels in 
North America, 1823-1827, 31° 
Douglas (Dr. J. Sholta C.), appointed Professor of Pathology 
at Sheffield, 304 
Douvillé (H.), the Orbitoids of Trinity Island, 693 
Downie (Major A. M.), [Obituary], 650 : 
Downing (Dr- A. M. W.), the Determination of Easter 
Day, 571 ; 
Dreaper (W. B.), Government Dye Scheme, 119 ; Industrial 
Research, 120; Scientific Methods in Industry, 428; 
Testing Respirators, 507 
Drever (J.), Mechanism of Writing, 185 
Drinkwater (Dr. H.), Inheritance of 
Human Families, 657 i 
Drury (F. E.), Geometry of Building Construction : Second 
Year Course, 586 Woe 
Dubarry (J. P.), Anti-typhoid Vaccination, 389 
Dudgeon (G. C.), Sorghum vulgare, Pers., 570 
Duffield (Dr. W. G.), the Green Flash, 66; Meteorology of 
the Sun, 111, 655 : 
Dugan (Prof. R. S.), Some Results from the Observation of 
Eclipsing Variables, 444 ¥ 
Dugan (Dr.), R.T. Persei and 2 Draconis, 655 
Dunbar (Sir G. D.), Assam Tribes, 96 — 
Dunn (S. T.), Key to the Labiate of China, 491 
Dunn (Sir W.), Endowment of a Lectureship in Pathology 
uy’s Hospital, 721 : 
Seeaeaeh and A tmnec MM Tikanowitch, the Ural Chain, 
188 A ‘ 
du Pont (P. S.), Gift to University of Pennsylvania Museum, 
Brachydactyly in 
F.), Fundamental Sources of Efficiency, 333 
Durrant (J. H.), Insect Pests and Army Biscuit, Ona 
Duthie (Miss A. V-), Apparent Apogamy in Pterygodium 
newdigate, 582 : 
du Toit (Dr.), an Interesting Rock, 98 
Dyson (Sir F. W.), Halley Lecture on Measurement of the 
Distances of the Stars, 383; the Royal Observatory, 
Greenwich, 408 
24 
Durell (Dr. 
A. S. E., a Mathematical Paradox, 345; [see also 403] 
Ealand (C. A.), Insects and Man, 338 ; : 
Earle (Dr. H. G.), appointed Professor of Physiology in 
Hong-Kong University, 664 
