x 
Photography: Photographs, Bichromate, 67; Photographs of 
Solar Eclipse of 1871, 175; Photographs of Stars, by Mr. 
Sellak, 252; “Photographie, Traité Général de,” by Dr. 
Monckhofen, 482; Photography, Celestial, Improved Tele- 
scope Tube, 284; “Photography, A Manual of,” by Geo. 
Dawson, M.A., 82 
Physical Science (Sze British Association, Sec. A) 
“ Physics, History of,” by F. Hoefer, 320 
“Physics, Mathematical Principles of,” by Prof. Rev. J. Challis, 
F.R.S., 279 
“ Physikalische Technik,” by Dr. J. Frick, 62 
Physiology (.Sve British Association, Sec. D) 
“* Physiology of Man,” by A. Flint, jun., M.D., 98 
‘* Physiology of the Eye,” by S. H. Salom, 322 
Peirce (Prof. B.), Rotation of the Planets, 392 
Pigeon, Ingenuity in a, 324 
Pigs, Internal Nose of, 488 
Placentation of the Sloth, 96 
Plaice, Variation of Colour in, 25, 46, 101 
Planets, New, 192, 371, 493 
Planets, Rotation of the, 392 
Plants, Acquired Habits in, 7, 46 
Playfair (Dr. Lyon), Scotch and English Universities, 41 
Pogson (Miss), Appointed Assistant Astronomer at Madras, 
513 : 
Poison and Venom, Venomous Caterpillars, 7, 44, 101 
Polaris Exploring Ship (See Arctic Exploration) 
Polarisation of Light in the Rainbow, 466 
Pollen, Natural Protection of, 111 
‘*Pollenize” or “ Pollenate,” Use of the Word, 121, 143, 244 
Polynesia, New Port and Harbour Discovered, 314 
Pombeiros, The, their Journey Across Africa, 429 
Population, Statistics of Increase, 172 
Porpoises, Intellect of, 163, 229 ; at Brighton Aquarium, 229, 405 
Portland (See American Association) 
Potato Disease, New, 12 
Potential Energy, 35 
Preece (W. H.), Demagnetisation of Needles, 102 
Prehistoric Art, 6 ; Man in America, 14 ‘ 
Pringle (E. H ), Relics of the Pyramids, 263 ; Canarese Snakes, 
303 
Pritchard (H. Baden), Bichromate Photographs, 67 
Probosces of Moths of Extraordinary Length, 223 
Procter (H. R.), Origin of Nerve Force, 324, 362 
Proctor (R. A., B.A.), ‘‘ Light Science for Leisure Hours,” 243 
‘* Projectiles, the Motion of,” by F. Bashforth, B.D., 503 
Prominences, Solar, seea with a Common Telescope, 262 
Psychology, Popular, by Serjt. E. W. Cox, 179 
Pulse, the, and the Sphygmograph, 330, 464, 486 
Putrefaction, Germ Theory of, 212, 232 
Pye-Smith (Dr, P.H.), ‘* History of Zoology,” by Prof. J. Victor 
Carus, 118 
Pyramids, Relics of the, 263 
Quatrefages (M. de), Address to French Association, 349 
Queckett Microscopical Club, 275 
Rabbits, Wild, Habits of, 77 
Rae (John), Arctic Exploration, 102 
Rainbow, Curious, 224; Reflected, 361, 432, 466 ; Polarisation 
of Light in the, 466 
Rainfall, Cyclone and Sun-spot Periodicity, 194, 245, 547(Br. A.), 
495 
Rainfall, Symons’ “ British Rainfall for 1872,” 231 
Rawson (Governor), Periodicity of Rainfall, 245 
Rayleigh (Lord, F.R.S.), Harmonic Echoes, 319, 528 
Ray Society : Lubbock’s ‘* Monograph of the Collembola and 
Thysanura,” 482; Report of Council, 488 
Reade (Winwood), ‘‘ African Sketch Book,” 429 
Rede Lecture, 86, 122 
Reflected Rainbows, 361, 432, 466 
Reis (Dr. Paul), Handbook of Physics, 120, 381 
Research, Endowment of (See Endowment of Research) 
Research, Original, as a Means of Education, 538, 559 
Respighi (Prof. L.), Eclipse of May 26, 1873, 131 ; his Method 
of Spectroscopic Observation, 162 
Richardson (B. W., M.D., F.R.S.), Muscular Irritability after 
Systemic Death, 132 
Riemann (Bernhard), The Hypotheses which lie at the Bases of 
, Geometry, 14, 36 ; | 
INDEX 
.| Rose (Gustav), Obituary Notice of, 251, 277 
Riga, Society of Naturalists, 356, 520 
Rigi Railway, 39 
Right and Left, 396 i 
Rock Inscriptions of Brazil, 46 
Rocks, their Power of Cartas wie (Br. A.), 540 
a 
Birth of Chemistry,” 56; ‘‘ Notes on Natural Phil 
100; Hoefer’s ‘* History of Physics and Chemistry,” 320; 
Memorial to Galileo at Florence, 329 ‘ 
Rogers (Prof. W. A), Safety in Navigation, 394 
Rohrs (J. H.), The Glacial Period, 283, 506 
Romanes (Geo. J.), Permanent Variation of Colour in Fish, ror ; 
Curious Rainbow, 224 ; Instinct in Animals, 282 ! 
Rome, Royal Academy, 562 
Ronalds (Sir Francis), Obituary Notice of, 313 
Roscoe (Prof. H. E., F.R.S.), Obituary Notice of Liebig, 27 ; 
‘*Junior Course of Practical Chemistry,” 242; Original Re- 
search as a Means of Education, 538, 559 
Rotation of the Planets, 392 
Royal Commission on Science, 197, 317, 414 
Royal Institution, 55 
Royal Society, 18, 34, 96, 134, 151, 153, 173, 194, 214, 234; 
Croonian Lecture, 132 ; Soirée, 12 
Rudimentary Structures, C. Darwin, F.R.S., on, 431 
Rugby School Natural History Society, 160 
Russell (H. C.), Meteorological Phenomena, 547 
Russell (Prof. J. L.), Death of, 514 
Russell (W. J., F.R.S.), Opening Address, Sec. B, Br. A., 
417 
Russia, Expeditions for observing the Transit of Venus, 35, 271 
Russian Exploration of New Guinea, 75 } 
Rutherford (Prof.), Respiration of the Rabbit, 210; Opening 
Address, Sec. D, Br. A., 454 
St. Andrew’s University, 272 
St. David’s Rocks (Br. A.), 497 
St. Lawrence, Gulf of, Deep Sounding and Dredging, 112 
St. Paul’s Cathedral, Lightning Conductors at, 294 
St. Petersburg Observatory, 273 
Sale (Lieut.), Action of Light on the Electrical Resistance of 
Selenium, 134 ; 
Salmon, Growth of, 285 
Salom (S. H.), “ Physiology of the Eye,” 322 
Samoan Islands, Earthquakes in the, 325 
Sanderson (J. Burdon, M.D., F.R.S.), his Experiments on — 
Archebiosis, 141, 161, 181, 199, 213, 232, 275, 478, 485, 504, 
548 ; Electricity of Dionwa muscipula (Br. A.), 478 ; Address 
on Physiology, 304 
Sand-storms and Cyclones, 405 
Sanitary Progress, Prof. Corfield, M.D., on, 517 
Sanitary Science, ‘‘ The Sanitarian ” (New York), 14 
Sars (G. O.), Deep-sea Research, Forms of Animal Life, 189 
Scent, Suppression of, 48, 78 
Schafarick (Prof.), Constitution of Silicates (Br. A.), 475 
Schlesinger (Dr. Robert), Microscopic Examination of Textile 
Fabrics, 252 : 
**Scholar’s Arithmetic,” by L. Hensley, M.A., 280 
Schuster (Dr. Arthur), Spectrum of Nitrogen, 161; Effect of 
Pressure and Temperature on Spectra of Gases (Br. A.), 496 
Schweinfurth (Dr. G.), Vocabularics of Central Africa, 17; 
Monbutta Tribes of Central Africa, 374 
Science and Art Department, South Kensington, Instruction to 
Science Teachers, 93, 210, 333, 371; Queen’s Medallists, 
390; Examination in Biology, 550 : 
Scientific Instruction, Royal Commission on, 197, 317, 414 
Scientific Research, Prof. C. A. Joy on, 13 
‘Scientific Research, National Importance of,” by G. Gore, 
F.R.S., 354 , 
Scientific Societies, List of, 521, 523 
SCIENTIFIC WorTHIES (With Portraits), I, Faraday, 397 
Sclater (P. L., F.R.S.), The Huemul, 302 ; New Bird of Para- 
dise, 305 ; New Marine Animal, 487 
Scotland : Society of Antiquaries, 54; Highland and Agricul- 
tural Society, 210 ; 
Sea-fish, Distribution of, 192 
Seals, Are they Fish or not? 55 
Sealand Otter, Anatomy of the, by Dr. J. C. G. Lucae, 222 
Secchi (P. A.), his Method of Spectroscopic Observation, 162 ; 
and the Royal College of Auatomy, 558 . 
