XVIll 
Index 
Nature, 
| october 7, 1915 

Prain (Sir D.), Some Additional Species of Meconopsis, 
540 
Pratt (D. S.), Preparation and Digestive Properties of 
Papain, 601 
Preece (W, LI.), Damage to Telephone Systems, 241 
Preston (H. B.), the Fauna of British India, including 
Ceylon and Burma: Mollusca (Fresh-water Gastropoda 
and Pelecypoda), 584 
Prince (Dr. M.), the Unconscious, 227 
Prior (Dr. G. T.), Meteoric Stone of Launton, 139 
Prior (Nurse), Museums and Children’s Welfare, 540 
Prowazek (Dr. S. von) [Obituary], 213 
Puiseux (P.), Annual Review of Astronomy, 1914, 628 
Pulling and Livingstone, Water Relationship between Soil 
and Plant, 330 
Purvis (J. E.) and T. R. Hodgson, the Chemical Examina- 
tion of Water, Sewage, Foods, and other Substances, 85 
Quain, Elements of Anatomy, eleventh edition, vol. iv., 
part i., Osteology and Arthrology, Dr. T. H. Bryce, 118 
Queen (Her Majesty the), Gift to the London (Royal Free 
Hospital) School of Medicine for Women, 361 
Radin (P.), North American Mythology, 651 
Rahilly (A. J.), Some Geometrical Determinants, 250 
Rainbow (W. J.), Travels of Insect Pests, 271 
Rainy (Dr. H.) and Dr. J. W. Ballantyne, Skiagraphic 
Researches in Teratology, 27 
Ramaswami (M. S.), a Botanical Tour, 153 
Ramsay (Sir W.), Cotton for German Ammunition, 432 ; 
Future Competition with Germany, 705; German 
Science, 237; Sewage Disposal, 184; Science and the 
State, 309; the National Organisation of Science, 521 
Ramsey (A. S.), Elementary Geometrical Optics, 257 
Rankin (G. A.), the Ternary System, 125 
Raper (R. W.) [Obituary], 567 
Rappoport (F. G.), Internal-combustion Engine, 99 
Rastall (R. H.), re-appointed Additional Demonstrator of 
Geology at Cambridge University, 361 
Rastall (R. H.) and W. H. Wilcockson, Accessory Minerals 
of the Granite Rocks of the English Lake District, 472 
Rathburn (R.), a Descriptive Account of the Building 
recently erected for the Department of Natural History 
of the United States National Museum, 9 
Raverot (E.), a Temperature Interval and Mechanical 
Measurements, 501 
Raurich (S.), the Comparative Brightness of Venus and 
Sirius, 519 : 
Rawlinson, an Advisory Council on Industrial Research, 326 
Rawson (Dr. S. G.) [Obituary], 123 
Ray (Dr. P. C.), Antiquity of Hindu Chemistry, 347 
Rayleigh (Lord), Deep Water Waves, 249; on the Char- 
acter of the “S” Sound, 645; the Principle of Simili- 
tude, 66, 202, 644 
Rayner (E. H.), Precision Resistance Measurements, 388 
Read (Prof.) and Mr. Greaves, Nickel-aluminium, etc., 
Alloys, 102 
Record (Prof. S. J.), the Mechanical Properties of Wood, 2 
Reed (Dr. F. R. Cowper), Brachiopoda of the Girvan Dis- 
trict, 27 
Reed (W. H.) [Death], 348 
Reid (Clement), Dewlish “Elephant-trench,” 303; 
from the Lea Valley Deposits, 111 
Reid (Prof. H. F.), Oscillation of Magnets, 215 
Redwood (Sir B.), the Work of the British Science Guild, 
Plants 
520 
Regan (C. T.), the Fishes of the Macquarie Islands, 528 
Reid (J.), Discharging Appliances, Influence of, 130 
Reinheimer (H.), Symbiogenesis, 695 
Renqvist (H.), Diurnal Rainfall at Karlsruhe and at 
Petrograd, 436 
Rey (H.) and C. Sola, the Comparative Brightness of 
Venus and Sirius, 519 
Reynolds (Prof. S. H.), Igneous Rocks of the Bristol 
District, 306 
Reynolds (Stephen), Inshore Fisheries, 625 
Riabouchinsky (Dr. D.), the Principle of Similitude, 591 
Richard Fréres, Rain Gauges, 263 
Richards (T. W.), the Compressibilities of the Elements, 
638 
| 

Richards (T. W.) and L. B. Coombs, the Determination 
of Surface Tension, 635 
Richardson (H.), Absorption 
Foreign Philosophers, 703 
Richardson (Prof. O. W.), Electrons and Heat, 467; 
Influence of Gases on the Emission of Electrons and 
Ions, 445; Novel Properties of the Electron Currents 
from Hot Metals, 416; the Electron Theory of Matter, 
in Lead of y Rays, 388; 
20 
Rideal (Dr. S.) and Dr. E. K. Rideal, Water Supplies: 
their Purification, Filtration, and Sterilisation, 85 
Ridewood (Dr. W. G.), Flies and Disease, 330 
Ridley (H. N.), Cytinaceze and Balanophoracee, 681 
Ridley (Alderman O.), Bequest to University College, 
Reading, 527 
Rigaux (Edmond) [Obituary], 180 
Ritchie (Mary), the Drama of the Year, 207 
Rivers (Dr. W. H. R.), the Boomerang Found on the 
Coast of Espiritu Santo, 569; the History of Melanesian 
Society, 319 
Robb (Dr. A. A.), a Theory of Time and Space, 1 
Roberts (A. A.), the Poison War, 560 
Roberts (A. W. R.), Parallelism in the Aphid, 194 
Robertson (Prof. D.), Electrical Engineering, 229 
Robertson (J. A.), the Igorots of Lepanto, 624 
Robinson (Prof. H.) [Obituary], 123 
Robinson (H. H.), San Franciscan Volcanic Field, Arizona, 
128 
Robinson (Prof. R.), appointed to the Chair of Organic 
Chemistry at Liverpool University, .609 
Roccati (Prof. A.), Glaciers in the Maritime Alps, 330 
Rogers (A. W.), Dinosaur Bones in Bushmanland, 554; 
Geitsi Gubib, an Old Volcano, 389 
Rohde (A.), Vividiffusion Experiments on the Ammonia of 
the Circulating Blood, 553 
Rolston (Lieut. W. E.), Hampshire Field Archeology, 430 
Romanes (Mrs. M. F.), an Algal Limestone from Angola, 
637 
Roosevelt (T.), Animals of Central Brazil, 96; Through the 
Brazilian Wilderness, 148 
Roosevelt (T.) and E. Heller, 
Game Animals, 510 
Roscoe (Sir H. E.), Manufacture of Dyes, 41 
Rose (Sir T. K.), Refining Gold by Electrolysis, 100; the 
Mobilisation of Science, 450 
Rosebery (Lord), Address to the University of London, 304 
Rosenhain (Dr. W.), an Introduction to the Study of 
Physical Metallurgy, 583; Appliances for Metallo- 
graphic Research, 102 
Ross (Dr. H. C.), the Cancer Problem and Radio-activity, 
Life-histories of African 
617 
Ross (Sir Ronald), Remuneration of Science Workers, 119 
Rothé (Prof. E.), Cours de Physique, 257 
Rothschild (Hon. N. C.), British Fleas, 73 
Roubaud (E.), Destruction of Flies, 389; the Destruction 
of Flies and the Disinfection of Corpses in the Battle- 
line, 493 
Rousseau (L.), Crystallised Calcium Theobrominate, 140 
Routledge (Mr. and Mrs. S.), News of the Easter Island 
Expedition, 708 
Rowett (F. E.), Elastic Properties of Steel, 82 
Royal Society, Catalogue of Scientific Papers, fourth series 
(1884-1900), vol. xiv., C—Fittig, 5 
Royds (Dr.), Behaviour of Spectrum Lines of the Same 
Series, 437 
Rudler (S. G.), Foundation by, of a Scholarship at the Uni- 
versity College of Wales, 528 
Russell (Dr. A.), a Treatise on the Theory of Alternating 
Currents, vol. i., second edition, 586; Harmonic 
Analysis, 204 
Russell (A.), Glossary of Scoto-Romani and Tinkler’s Cant, 
680 
Russell (Hon. B.), awarded the Butler Gold Medal of 
Columbia University, 349 
Russell (Dr. E. J.), Soil Conditions and Plant Growth, new 
edition, 89; Soil Protozoa and Soil Bacteria, 499 
Russell (Prof. H. N.), Note on the Sun’s Temperature, 444 
Rutherford (Sir E.), Radiations from Exploding Atoms, 
494; Spectra given by B and y Rays of Radium, 
167 
Ryan (H.) and Miss P. O’Neill, Studies in the Diflavone 
Group, 473 
