# Popular Science Monthly/Volume 21/Index

Layout 4
I N D E X.
| | PAGE |
| Advertisements, Quack | 121 |
| Africa, Elephant-Service | 860 |
| America, Ancient Sun-Worship and the Cross in | 711 |
| American Forestry | 419 |
| Anæsthetics, The Manageable Zone of | 716 |
| Animal and Plant Life, A Partnership of | 835 |
| Animals, Domestic, The Introduction of | 246 |
| Animal Self-Defense. (Illustrated.) | 595 |
| Anthropology, Suggestions to Observers in | 139 |
| Apo, The Mysterious Volcano of | 429 |
| Aquarides, The, or July Meteors | 424 |
| Archaeological Researches, American | 561 |
| Architecture, Acoustic | 454 |
| Area of the United States, Calculating the | 572 |
| Arnold, Matthew | 737 |
| Aryans. The Original Home of the | 571 |
| Association, The American | 561 |
| Association, The American | 855 |
| Association, The British | 562 |
| Astronomical Panics | 192 |
| Astronomical Symbols, Origin of the | 425 |
| Astronomy, Chaldean | 858 |
| Atlantic Coast, Old and New Latitudes on the | 574 |
| Aurora Borealis, Forms of | 286 |
| Ayres, Dr. W. O. | 350 |
| Bachelor, O. R., M.D. | 100 |
| Bacteria, Disadvantages and Advantages of | 709 |
| Badoureau, M. | 391 |
| Beecher on Theology and Evolution | 697 |
| Bell, Sir Charles, and Physiological Experimentation | 178 |
| Bill, M. B. | 788 |
| Bird, A Gigantic Fossil. (Illustrated.) | 467 |
| Book-Men, The | 470 |
| Books noticed: | |
| "Physical Education" (Oswald) | 127 |
| "Voyage of the Vega" (Nordenskiold) | 128 |
| "Origin and Growth of Religion" (Davids) | 130 |
| "Bacteria" (Cohn) | 131 |
| "Beliefs about Man" (Savage) | 131 |
| "Transactions of the Georgia Medical Association" (Campbell) | 131 |
| "The Universe" (Pouchet) | 132 |
| "The Gospel of the Stars" (Seiss) | 132 ​ |
| "Voice-Production" (Patton) | 133 |
| "The Study of Trance" (Beard) | 133 |
| "Sparks from a Geologist's Hammer" (Winchell) | 133 |
| "Principles of Chemical Philosophy" (Cooke) | 133 |
| "Report of the Astronomical Observatory of Harvard College" (Pickering) | 134 |
| "Palaeolithic Implements of the Valley of the Delaware" | 134 |
| "Analysis of Milk and Milk-Foods" (Gerber) | 134 |
| "The Brain of the Cat" (Wilder) | 134 |
| "Publications of the Massachusetts Institute of Technology" | 135 |
| "The Science of Mind" (Bascom) | 135 |
| "Myth and Science" (Vignoli) | 270 |
| "Easy Lessons in Science" (Barrett) | 271 |
| "Die chemische Ursache des Lebens" (Loew and Bokorny) | 272 |
| "The Oyster Industry" (Ingersoll) | 272 |
| "The Seal Islands of Alaska" (Elliott) | 272 |
| "The Areas of the United States" (Gannett) | 273 |
| "Statistics of the Production of the Precious Metals in the United States" (King) | 273 |
| "Report of the Chief Signal-Officer of the Army" (1881) | 273 |
| "The Constants of Nature Atomic Weights" (Clarke) | 273 |
| "The Chemistry of Cooking and Cleaning" (Richards) | 274 |
| "The Geological and Natural History Survey of Minnesota" (1880) (Winchell) | 274 |
| "La Lumire Electrique" (Alglave and Boulard) | 274 |
| "Bi-Monetism" (Stringham) | 275 |
| "Guides for Science Teaching" (Hyatt and Crosby) | 275 |
| "The New Ethics" (Sewall) | 275 |
| "Proceedings of the Boston Society of Natural History" (1880) | 275 |
| "How to make the Best of Life" (Mortimer Granville) | 276 |
| "Report on Diphtheria" (Staples) | 276 |
| "The Use of Tobacco" (Hinds) | 276 |
| "The Temple rebuilt" (Abbe) | 276 |
| "Incandescent Electric Lights" (Du Moncel and Preece) | 276 |
| "Diseases of Memory" (Ribot) | 410 |
| "The Present Religious Crisis" (Blauvelt) | 411 |
| "Egyptian Obelisks" (Gorringe) | 413 |
| "The Properties and Motions of Fluids" (Stanley) | 414 |
| "Myron Holley" (Wright) | 415 |
| "Report of the Connecticut Agricultural-Experiment Station" (1881) | 416 |
| "The Occult World" (Sinnett) | 416 |
| "Marriage and Parentage" | 416 |
| "The New Infidelity" (Grote) | 416 |
| "Elementary Treatise on Electricity" (Maxwell) | 417 |
| "Management and Feeding of Infants" (Keating) | 417 |
| "Opium-Smoking in America and China" (Kane) | 417 |
| "Study of the Various Sources of Sugar" (Ware) | 417 |
| "Vaccination" (Edwards) | 418 |
| "First Aid to the Injured" (Shepherd) | 418 |
| "Ants, Bees, and Wasps" (Lubbock) | 550 |
| "Capital and Population" (Hawley) | 551 ​ |
| "John Stuart Mill" (Bain) | 551 |
| "Medical Adviser in Life Insurance" (Sieveking) | 552 |
| "Geological Survey of New Jersey" (1881) | 553 |
| "From River to Sea" (Gleed) | 553 |
| "Political Institutions" (Spencer) | 553 |
| "Production of the Precious Metals in the United States" (King) | 554 |
| "Hand-Book of Invertebrate Zoölogy" (Brooks) | 554 |
| "The Floating Matter of the Air" (Tyndall) | 555 |
| "A Dictionary of Music and Musicians" (Grove) | 556 |
| "Our Homes" (Hartshorne) | 556 |
| "The Wine Question" (Ellis) | 556 |
| "The Rhymester" (Hood) | 556 |
| "The Books of all Time" (Leypoldt and Jones) | 556 |
| "A Reading Diary of Modern Fiction" | 557 |
| "Practice of Commercial Organic Analysis" (Allen) | 557 |
| "Currency" (Willson) | 557 |
| "History of the Water-Supply of the World" (Bell) | 558 |
| "Dictionary of the French Language" (Masson) | 558 |
| "How the Great Prevailing Winds and Ocean-Currents are produced" (Taber) | 558 |
| "Primary Helps" (for the Kindergarten) (Hailmann) | 558 |
| "Geology of the Henry Mountains" (Gilbert) | 559 |
| "A Bibliography of Fossil Insects" (Scudder) | 559 |
| "Tables for the Determination, Description, and Classification of Minerals" (Foye) | 559 |
| "A Geographical Reader" (Johonnot) | 699 |
| "The Science of Ethics" (Stephen) | 700 |
| "Modern Applications of Electricity" (Hospitalier) | 700 |
| "Etymological Dictionary of the English Language" (Skeat) | 701 |
| "Our Merchant Marine" (Wells) | 702 |
| "Science Ladders" (D'Anvers) | 702 |
| "The Gospel of Law" (Stewart) | 703 |
| "Manual of Object-Teaching" (Calkins) | 703 |
| "Treatment of Common Accidents and Diseases" (Turner) | 703 |
| "Good Cheer" | 703 |
| "Copyright in Books" (Dawson) | 704 |
| "Treatise on Diseases of the Skin" (Duhring) | 704 |
| "Errors in the Use of English" (Hodgson) | 704 |
| "American College Directory" | 705 |
| "What is Bright's Disease?" (Pancoast) | 705 |
| "Kant's 'Critique of Pure Reason'" (Morris) | 705 |
| "Psychology of the Salem Witchcraft" (Beard) | 706 |
| "Geological Sketches" (Geikie) | 706 |
| "Natural Religion" (by the author of "Ecce Homo") | 847 |
| "Ernestine" (Von Hillern) | 850 |
| "Practical Microscopy" (Davis) | 851 |
| "Guide to the Flora of Washington and Vicinity" (Ward) | 852 |
| "Reminiscences of Oriel College" (Mozely) | 853 |
| "Students' Guide in Quantitative Analysis" (Bolton) | 854 |
| "Astronomy for Schools and General Readers" (Sharpless) | 854 |
| Borax in America. (Illustrated.) | 350 ​ |
| Boston Water-Supply, Purification of the | 136 |
| Bowen, Eliza A. | 218 |
| Brachiopoda, The Systematic Position of the | 428 |
| Brandt, K. | 836 |
| British Schools, Sanitary Reports of | 138 |
| Brown, Allan D. | 773 |
| Brown, Rev. E. Woodward | 60 |
| Brush, Professor George J. | 795 |
| Bryce, Peter, M.D. | 239 |
| Buell, Charles J. | 122 |
| Burmese Tribe, A Curious | 328 |
| Burnett, Dr. Swan M. | 86 |
| California, The Eucalyptus in | 710 |
| Carpenter, Dr. William B | 178 |
| Chemistry in High-Schools | 218 |
| Chinese, The: Their Manners and Customs | 679 |
| Cities, The Development of. (Illustrated.) | 391 |
| Civilization, Food and | 282 |
| Clarke, F. W. | 171 |
| Climate, Forests and | 562 |
| Clouds? What are | 751 |
| Coal-Dust, Diseases from | 718 |
| College Government | 549 |
| College Officers, The Appointment of | 171 |
| Collens, Hon. T. Wharton | 470 |
| Color-Blindness and Color-Perception | 86 |
| Color-Names and Color-Sense | 719 |
| Correspondence | 121 |
| Correspondence | 406 |
| Country, The Topmost, of the Earth | 527 |
| Culture, Science and | 123 |
| Cushing, F. H. | 186 |
| Cuttle-Fishes, Past and Present of the. (Illustrated.) | 753 |
| Darwin, Charles R., LL.D., Sketch of | 260 |
| Darwin, Charles Robert | 266 |
| Darwin Memorial, The | 699 |
| Davis, Charles E., L.B. | 121 |
| Deaf and Dumb, Lip-Teaching for the | 858 |
| Deaf-Mutes, Provincial Accents among | 279 |
| Decay, How Plants resist | 524 |
| De Rochas, M.A. | 645 |
| Diamonds, Brazilian, and their Origin | 610 |
| Dieulafait, M. | 826 |
| Discovery, Egyptological | 716 |
| Discussion, A Premature | 376 |
| Disease, Progress of the Germ Theory of | 462 |
| Disinfectants, Value of | 863 |
| Döllinger, Dr. J. von | 205 |
| Döllinger, Dr. J. von | 300 |
| Donkin, Horatio | 634 |
| Doubt, Delusions of | 788 ​ |
| Drunkenness, The Utility of | 785 |
| Du Bois-Reymond, Emil | 317 |
| Du Bois-Reymond, Emil | 433 |
| Ducks, Wild, Domestication of | 280 |
| Dumas, Littré, Pasteur, and Taine | 667 |
| Earth, The, A New Weighing of | 565 |
| Earth-Worms, Influence of, on Plants | 122 |
| Eclipse, Solar Observations of the Last | 572 |
| Editor's Table | 123 |
| Editor's Table | 266 |
| Editor's Table | 406 |
| Editor's Table | 544 |
| Editor's Table | 696 |
| Editor's Table | 843 |
| Education, Industrial, in the Public Schools | 809 |
| Education, National, and National Necessities | 444 |
| Eggs of Reptiles and Insects as Food | 429 |
| Egleston, N. H. | 1 |
| Egyptological Discovery | 716 |
| Electric Storage-Batteries | 408 |
| Electromania | 650 |
| Elephants, About. (Illustrated.) | 480 |
| Ensilage, Experiments in | 707 |
| Entertaining Varieties | 112 |
| Entertaining Varieties | 402 |
| Entertaining Varieties | 541 |
| Entertaining Varieties | 692 |
| Eucalyptus, The, in California | 710 |
| Evolution, Mozley on | 767 |
| Exercise, Du Bois-Reymond on | 544 |
| Exercise, The Physiology of | 317 |
| Exercise, The Physiology of | 433 |
| Expeditions, French Exploring | 570 |
| Experimentation, Physiological, Sir Charles Bell and | 178 |
| Explosions and Explosives | 773 |
| Fairchild, H. L. | 595 |
| Fire, Trials by, and Fire-Jugglers | 645 |
| Fishes, Dr. Günther on the Study of | 383 |
| Fishes, Eye-like Organs of | 164 |
| Flesh-eating no Sin | 711 |
| Flies, How, climb | 711 |
| Flower, An Insect-lodging | 572 |
| Flowering Plant, The Oldest | 570 |
| Fly, The Hessian | 136 |
| Focke, W. O. | 524 |
| Food and Civilization | 282 |
| Food-Colors, Poisonous | 717 |
| Food-Plants, Pedigree Selection in | 859 |
| Foot, The, and how it should be treated | 714 |
| Force, Matter and, Definitions of | 406 |
| Forestry, American | 419 |
| Forestry, Scientific | 856 |
| Forests and Climate | 562 |
| Forest, The Great Arctic | 569 |
| Galton, Francis | 53 |
| Geological Influences in English History | 564 |
| Geometry, Transcendental | 507 |
| George, Hector | 663 ​ |
| Germ Theory of Disease, The, Progress of | 462 |
| Gold, Origin of Native | 140 |
| Gorceix, M. H. | 610 |
| Graham, Douglas, M.D. | 721 |
| Grave-yard, A Merovingian | 715 |
| Günther, Dr., on the Study of Fishes | 383 |
| Hair, Sudden Whitening of the | 520 |
| Haldeman, Professor S. S., Sketch of, with Portrait | 395 |
| Harvest-Time | 574 |
| History, English, Geological Influences in | 564 |
| Horse, The, in America | 284 |
| Houses, Sanitary Inspection of | 430 |
| Hydrocarbon, A New Natural | 141 |
| Hydrodynamics and Electricity | 253 |
| Iles, George | 331 |
| Illumination, Electric and Gas | 577 |
| Implements, Palæolithic, American and European | 718 |
| Indians, Southern, The Mound-Builders and the | 563 |
| Indigo, Synthesis of | 283 |
| Insane, Unscientific Treatment of the | 706 |
| Insanity, Neglect of the Study of | 712 |
| Insects, Fossil | 567 |
| Investigators, Wealthy Scientific | 696 |
| Jacques, William W., Ph.D. | 454 |
| Japan, Scientific Societies in | 566 |
| Jelly-Fish, An Ideal | 426 |
| Jewish Tribe, A Newly Discovered | 710 |
| Jews, The, in Europe | 205 |
| Jews, The, in Europe | 300 |
| Kepley, Ada H. | 122 |
| Kingsley, J. S. | 687 |
| Kirkwood, Daniel | 192 |
| Krause, Dr. Ernst | 164 |
| Kreitler, Lieutenant G. | 328 |
| Kreitler, Lieutenant G. | 527 |
| Lakes, Temperature of Water at Top and Bottom of | 137 |
| Land Formation on our Globe, The Law of | 861 |
| Lane, Alfred C. | 507 |
| Latitudes, Old and New, on the Atlantic Coast | 574 |
| Lauth, Charles | 310 |
| Lead in Food and the Industrial Arts | 708 |
| Le Sueur, W. D. | 96 |
| Light and Heat, Origin of the Sun's | 278 |
| Lion-Tamer's, A Method | 714 |
| Literary Notices | 127 |
| Literary Notices | 270 |
| Literary Notices | 410 |
| Literary Notices | 550 |
| Literary Notices | 699 |
| Literary Notices | 847 |
| Literature and Science | 737 |
| Literature and Science, Matthew Arnold on | 843 |
| Littré, Dumas, Pasteur, and Taine | 667 |
| London, Improved Sanitary Condition of | 423 ​ |
| Longevity | 587 |
| Lovett, Robert W. | 34 |
| Lubbock, Sir John, Sketch of | 104 |
| Lungren, C. M. | 577 |
| Machinery, Recent Applications of Science to | 565 |
| Malaria, The Microbe of | 563 |
| Mammoth, Folk-Lore of the | 137 |
| Manufactory, The Poisons of the | 663 |
| Massage: Its Mode of Application and Effects | 721 |
| Mastodon, Recent Existence of the | 138 |
| Matter and Force, Definitions of | 406 |
| McBride, T. H. | 289 |
| Meats, Some Rare | 139 |
| Medal, The Albert | 713 |
| Medical Schools, A Criticism of | 279 |
| Melograph, The Repeating | 142 |
| Memorial, The Darwin | 699 |
| Men, Measurements of | 53 |
| Merrick, T. B. | 121 |
| Meteorograph, The | 717 |
| Meteorology, Tree | 713 |
| Meteors, The Aquarides, or July | 424 |
| Method, A Lion-Tamer's | 714 |
| Meunier, Stanislas | 467 |
| Mexico, The Mound-Builders in | 860 |
| Microbe, The, of Malaria | 563 |
| Mind, The Future of | 239 |
| Mineralogy, The Progress of American | 795 |
| Miracles not out of Date | 281 |
| Molds, About the. (Illustrated.) | 244 |
| Monkeys | 20 |
| Moon, Is the, red-hot? | 571 |
| Moon, Mountains of the | 112 |
| Morais, Nina | 70 |
| Morfit C. | 751 |
| Mound-Builders, The, and the Southern Indians | 563 |
| Mountains, The Timber-Line of | 857 |
| Mud-Volcanoes in Sicily | 569 |
| Music, The Relation of, to Mental Progress | 378 |
| Mythology, Anthropoid | 655 |
| Necessities, National, and National Education | 444 |
| Nordenskiold, Baron Adolf Eric, Sketch of, with Portrait | 533 |
| Notes | 143 |
| Notes | 287 |
| Notes | 431 |
| Notes | 575 |
| Notes | 719 |
| Notes | 863 |
| Obesity and its Treatment | 426 |
| Obituary | 575 |
| Odors, On the Diffusion of | 84 |
| Officers, College, The Appointment of | 171 |
| Oölite, How, may be formed | 708 ​ |
| Orang-Outang, Number of Species of the | 861 |
| Oswald, Felix, M. D. | 587 |
| Oswald, Felix, M. D. | 817 |
| Palæolithic Implements, American and European | 718 |
| Panics, Astronomical | 192 |
| Parasites | 141 |
| Parasitism, Reciprocal | 426 |
| Pasteur, Littré, Dumas, and Taine | 667 |
| Pearce, S. Austen, Mus. Doc, Oxon | 378 |
| Periodicals, Scientific, Catalogue of | 421 |
| Perkins, Professor George H. | 637 |
| Persian Gulf, The Salt Deposits of the | 568 |
| Photometer, A Selenium | 863 |
| Physician, The, of the Future | 637 |
| Physics, Modern, Stallo's Concepts of | 96 |
| Physiognomic Curiosities | 817 |
| Piseco Lake-Trout, and T-Lake Falls | 424 |
| Placzek, Dr. B. | 655 |
| Plant-Cells and their Contents. (Illustrated.) | 289 |
| Plants, How, resist Decay | 524 |
| Plants, The Protective Organs of | 284 |
| Plants, The Oldest Flowering | 570 |
| Poisons, The, of the Manufactory | 663 |
| Popular Miscellany | 136 |
| Popular Miscellany | 277 |
| Popular Miscellany | 419 |
| Popular Miscellany | 560 |
| Popular Miscellany | 707 |
| Popular Miscellany | 855 |
| Porcelain, and the Art of its Production | 310 |
| Pressure, Atmospheric, and the Sea-Level | 562 |
| Priestley, Dr. | 121 |
| Princeton, The Great Telescope at | 560 |
| Progress, Mental, The Relation of Music to | 378 |
| Progress, The Slow, of Ideas | 548 |
| Propeller, The Screw | 430 |
| Property, Problems of | 331 |
| Protoplasm | 361 |
| Publications Received | 135 |
| Publications Received | 277 |
| Publications Received | 418 |
| Publications Received | 559 |
| Publications Received | 706 |
| Publications Received | 855 |
| Quack Advertisements | 121 |
| Quinine, The Tree that bears | 100 |
| Race, A New, in Course of Development | 566 |
| Rain-Fall, The Laws of | 423 |
| Randle, E. H. | 406 |
| Reciprocal Parasitism | 426 |
| Reproach, A Very Modern | 268 |
| Researches, American Archæological | 561 |
| Richardson, Benjamin Ward, M.D., F.R.S. | 444 |
| Rock Excavator, A Mechanical. (Illustrated.) | 427 |
| Rocks, Vibration of | 406 |
| Rogers, Professor William B., Death of | 429 |
| Rutherford, R. C. | 84 |
| Salmon-Disease, The | 421 |
| Salt Deposits, The, of the Persian Gulf | 568 ​ |
| Sanitary Inspection of Houses | 430 |
| Sanitary Objects, Co-operation of Medical Officers and People in | 861 |
| Say, Thomas, Sketch of, with Portrait | 687 |
| Scarlatina, The Soil and | 858 |
| Schools, British, Sanitary Reports of | 138 |
| Schools, Public, Science in the | 122 |
| Science and Culture | 123 |
| Science in the Public Schools | 122 |
| Science, Recent Applications of, to Machinery | 565 |
| Science, Speculative | 145 |
| Scientific Meeting, The Montreal | 846 |
| Sea-Level, Atmospheric Pressure and the | 562 |
| Seeds, Clouds of | 142 |
| Seeds, The Germination and Vitality of | 278 |
| Self-Defense, Animal. (Illustrated.) | 595 |
| Senses, The Development of the | 34 |
| Sewage-Irrigation in German Cities | 568 |
| Sewerage of Large Villages | 277 |
| Siberian Products | 281 |
| Siemens, C. William | 223 |
| Signs, More, of the Times | 545 |
| Sioux Superstitions | 422 |
| Smith, Professor Goldwin, as a Critic | 18 |
| Societies, Scientific, in Japan | 566 |
| Sociology, Spencer's Descriptive | 406 |
| Sound-Shadows in Water | 420 |
| Spencer, Herbert | 18 |
| Spencer, Herbert | 767 |
| Spencer's Descriptive Sociology | 406 |
| Spider, My | 513 |
| Spiders, Silk-spinning | 281 |
| Springs, Intermittent, The Mechanics of. (Illustrated.) | 370 |
| Stallo, J. B. | 145 |
| Stallo's Concepts of Modern Physics | 96 |
| Stars, Variable | 709 |
| Stereoscope, The, Its History. (Illustrated.) | 37 |
| Stereoscope, The. Its Theory. (Illustrated.) | 197 |
| Stevens, W. Le Conte | 37 |
| Stevens, W. Le Conte | 197 |
| Storage-Batteries, Electric | 408 |
| Straight, Professor H. H. | 809 |
| Sugar, The Chemistry of | 500 |
| Sun-Spots, What are? | 422 |
| Sun, The, A New Theory of | 223 |
| Sun-Worship and the Cross in Ancient America | 711 |
| Superstitions, Sioux | 422 |
| Sword, The Genesis of the. (Illustrated.) | 79 |
| Symbols, The Astronomical, Origin of | 425 |
| Taine, Littr, Dumas, Pasteur, and | 667 |
| Telegraphy, Sea, for Ships | 717 |
| Teleradiophone, The | 425 |
| Telescope, The Great, at Princeton | 560 ​ |
| Terra del Fuegians in Paris | 285 |
| Thomson, Wyville | 286 |
| Thought, Liberty of | 60 |
| "Thought-Reading," A Note on | 634 |
| Times, More Signs of the | 545 |
| Tobaccoism | 284 |
| Topmost Country, The, of the Earth | 527 |
| Training-School, Manual, The Functions of an American | 621 |
| Tree-Planting, Methods and Profit of | 1 |
| Trees, Forest and Shade, Insect Enemies of | 280 |
| Tree, The, that bears Quinine | 100 |
| Tribe, Jewish, A Newly Discovered | 710 |
| Trout, Piseco Lake, and T-Lake Falls | 424 |
| Tubercle, The Bacilli of | 712 |
| Tubercular Disease, The Cause of | 257 |
| Tunnel, What Perils might come out of a | 718 |
| Tyndall, Professor | 257 |
| Tyndall, Professor | 462 |
| Underhill, Mrs. Z. D. | 376 |
| Units, Electric | 142 |
| Vessels, Armored, A New Plan for | 857 |
| Vibration of Rocks | 406 |
| Vibrations, Transmission of | 428 |
| Villages, Large, Sewerage of | 277 |
| Virchow, Professor Rudolf, Sketch of, with Portrait | 836 |
| Vivisection, The Ethics of | 344 |
| Vivisection, What has been gained by | 140 |
| Volcano, An Artificial | 140 |
| Volcano, The Mysterious, of Apo | 429 |
| Volcanoes, Mud, in Sicily | 569 |
| Wallace, Alfred Russel | 20 |
| Walterhfer, Dr. Otto | 370 |
| Water, Sound-Shadows in | 420 |
| Water, Tastes and Smells in | 573 |
| Waters, Mineral, The Formation of Saline | 826 |
| Wealthy Scientific Investigators | 696 |
| White, Francis Emily, M.D. | 361 |
| Whitening of the Hair, Sudden | 520 |
| Wiley, Professor Harvey W. | 500 |
| Wilks, Dr. Samuel | 344 |
| Williams, W. Mattieu | 650 |
| Williams, W. Mattieu | 785 |
| Wilson, Dr. Andrew | 480 |
| Wilson, Dr. Andrew | 753 |
| Winter, W. H. T. | 513 |
| Woman Question: A Reply to Miss Hardaker on the | 70 |
| Wood-Ducks, habits of | 713 |
| Woodward, Professor C. M., Ph.D. | 621 |
| Word-Blindness | 574 |
| Zuñi, The, Social, Mythic, and Religious Systems | 186 |
END OF VOL. XXI.