# Popular Science Monthly/Volume 31/Index

Layout 4
I N D E X.
| | PAGE |
| Abbe, Professor Cleveland | 112 |
| Air, in Dwellings and School-Rooms | 718 |
| Allen, Grant | 346 |
| Allen, Grant | 503 |
| Amazons Valley, The | 140 |
| Anderson, William | 635 |
| Animals, The Happiness of | 717 |
| Annam and Tonquin, Ethnological Sketches in | 626 |
| Announcement | 273 |
| Anthropology, Practical, A Lesson in | 282 |
| Antiquities, Mexican | 79 |
| Art, Palæolithic, Specimens of | 429 |
| Ashley, Charles S | 535 |
| Association, The American | 848 |
| Association, the American, The Next Meeting of | 127 |
| Astronomy with an Opera-Glass | 187 |
| Astronomy with an Opera-Glass | 478 |
| Audubon, John J., Sketch of | 687 |
| Aurora Borealis, the, Systematic Observations of | 141 |
| Aztec Iconographic Writing | 713 |
| Baldness, Hats as a Cause of | 97 |
| Banquet, The Tyndall | 703 |
| Benefaction, A Fraudulent | 136 |
| Birch-Bark, Uses of | 716 |
| Bonanza, A Botanical | 653 |
| Books noticed: | |
| "Classification and Special Morphology of Plants" (Sachs, Garnsey, and Balfour) | 128 |
| "History of British Columbia" (Bancroft) | 129 |
| "Shoppell's Modern Houses" | 130 |
| "The Open Court" (Underwood) | 130 |
| "The Chemistry of the Sun" (Lockyer) | 131 |
| "Mineral Physiology and Physiography" (Hunt) | 132 |
| "Report of the Chief Signal-Officer for 1885" | 133 |
| "The Fall of Maximilian's Empire" (Schroeder) | 134 |
| "Agriculture in some of its Relations with Chemistry" (Storer) | 134 |
| "American Journal of Psychology" (Hall) | 134 |
| "Talks with Socrates about Life" (Plato) | 135 |
| "Report of the Commissioner of Fish and Fisheries for 1884" (Baird) | 135 |
| "Recent Advances in Meteorology" (Ferrel) | 135 |
| "Rise and Early Constitution of Universities" (Laurie) | 273 ​ |
| "Elements of Physiological Psychology" (Ladd) | 274 |
| "Treatise on Surveying" (Gillespie and Staley) | 275 |
| "Social Studies" (Newton) | 275 |
| "The Westminster Review" | 275 |
| "Tables for the Determination of Common Minerals" (Crosby) | 276 |
| "The Argentine General Catalogue" (Gould) | 276 |
| "Hand-Book of Volumetric Analysis" (Sutton) | 276 |
| "Mineral Resources of the United States" (Williams) | 277 |
| "A Treatise on Algebra" (Oliver, Wait, and Jones) | 277 |
| "The Scientific Writings of Joseph Henry" | 278 |
| "Transactions of the Modern Language Association of America" | 278 |
| "Modern Language Notes" (Elliott) | 278 |
| "The American Naturalist" | 279 |
| "Latin Word-Building" (Gates) | 279 |
| "Telegraphing to and from Railway-Trains" (Rosebrugh) | 280 |
| "Duplex .Telephony" (Rosebrugh) | 280 |
| "Public Debts" (Adams) | 415 |
| "Oil and Natural Gas in Illinois" (Comstock) | 416 |
| "Scientific Association, Meriden, Connecticut, Proceedings and Transactions of the" (Davis) | 417 |
| "A Century of Electricity" (Mendenhall) | 417 |
| "The Story of Ancient Egypt" (Rawlinson and Gilman) | 417 |
| "The Story of the Normans" (Jewett) | 418 |
| "Annual Index to Periodicals for 1886" | 418 |
| "First Book of Chemistry" (Brewster) | 418 |
| "Report of the Ladies' Health Protective Association of New York" (Herbert) | 418 |
| "California State Mining Bureau, Report" (Hanks and Irelan) | 419 |
| "Ottawa Field Naturalists' Club, Transactions" (Harrington) | 419 |
| "Mathematical Teaching and its Modern Method" (Stafford) | 419 |
| "McCarty's Annual Statistician" (McCarty) | 419 |
| "Thoughts on Science, Theology, and Ethics" (Wilson) | 420 |
| "Rotary Motion and the Gyroscope" (Barnard) | 420 |
| "Leveling, Barometric, Trigonometric, and Spirit" (Baker) | 420 |
| "Petroleum: Its Production and Use" (Redwood) | 421 |
| "Massage as a Mode of Treatment" (Murrell) | 421 |
| "Profit-Sharing" (Nelson) | 421 |
| "Proceedings of the Department of Superintendence of the National Educational Association" | 421 |
| "The Labor-Value Fallacy" (Scudder) | 421 |
| "Journal of the Elisha Mitchell Scientific Society" (Venable) | 422 |
| "Economic Equities" (Ingalls) | 422 |
| "Elements of English" (Ricker) | 422 |
| "The Problem of Evil" (Thompson) | 563 |
| "The Factors of Organic Evolution" (Spencer) | 565 |
| "The Ruling Principle of Method applied to Education" (Rosmini) | 565 |
| "Text-Book of Zoölogy" (Nicholson) | 566 |
| "Phonographic Instructor" (Watson) | 566 |
| "Railway Practice" (Alexander) | 566 |
| "The Interstate Commerce Act" (Dos Passos) | 566 ​ |
| "A New Basis for Chemistry" (Hunt) | 566 |
| "Brazil, its Condition and Prospects" (Andrews) | 567 |
| "Controlling Sex in Generation" (Terry) | 567 |
| "The Cremation of the Dead" (Erichsen) | 567 |
| "A Junior Course of Practical Zo?logy" (Marshall and Hurst) | 568 |
| "Sanitary Examinations of Water, Air, and Food" (Fox) | 568 |
| "Due North: Scandinavia and Russia" (Ballou) | 568 |
| "The True Doctrine of Orbits" (Rush) | 568 |
| "American Historical Association, Proceedings, 1886" (Adams) | 568 |
| "History of Central America" (Bancroft) | 705 |
| "History of Modern Europe" (Fyffe) | 706 |
| "Principles of Education Practically Applied" (Greenwood) | 706 |
| "Sociology" (Bascom) | 706 |
| "Health of Our Children" ("Dr. Frank") | 707 |
| "Health in Our Homes" ("Dr. Frank") | 707 |
| "Household Guide in Health and Disease" ("Dr. Frank") | 707 |
| "Elements of Botany" (Bastin) | 707 |
| "Natural Law in the Business World" (Wood) | 708 |
| "Henry Draper Memorial" (Pickering) | 708 |
| "A Modern Zoroastrian" (Laing) | 709 |
| "The Story of Metlakahtla" (Wellcome) | 710 |
| "History of the Doctrine of Comets" (White) | 710 |
| "Dinocerata" (Marsh) | 710 |
| "The New Crisis" (Bell) | 711 |
| "Infants, their Chronological Progress" (Chaill?) | 711 |
| "Observations at Blue Hill Meteorological Observatory" (Rotch) | 711 |
| "Elementary Microscopic Technology" (James) | 711 |
| "The Treatment of Sewage" (Tidy) | 712 |
| "The Margin of Profits" (Atkinson) | 849 |
| "Abuse of Alcoholics by the Healthy" (Chaill?) | 850 |
| "Ten Great Events in History" (Johonnot) | 851 |
| "Indiana: Report on Geology and Natural History" (Thompson) | 851 |
| "Home Sanitation" | 852 |
| "Geological Survey of New Jersey" (Cook) | 852 |
| "Bureau of Ethnology, Report of" (Powell) | 853 |
| "Proceedings of the American Society of Microscopists" (Kellicott) | 853 |
| "Smithsonian Institution, Report of, 1885" | 853 |
| "Willem Usselinsk" (Jameson) | 854 |
| "Voice, Song, and Speech" (Browne and Behnke) | 854 |
| "Local Government in Canada" (Bourinot) | 854 |
| "Peoria (Illinois) Scientific Association, Bulletin of" (Park) | 855 |
| "Niagara Reservation Committee, Report of" | 855 |
| "Commissioner of Education, Report of, 1884-'85" (Eaton) | 855 |
| "The Latest Studies of Indian Reservations" (Harrison) | 856 |
| "Poetry and Philosophy of Goethe" (Dudley) | 856 |
| "Miscellaneous Papers relating to Anthropology" | 856 |
| "Doctorate Address, University of Louisville" (Yandell) | 856 |
| "Anatomy of Geococcyx Californiensis" (Shufeldt) | 857 |
| "List of Astronomical Observatories" (Boehmer) | 857 |
| "American Jurassic Mammals" (Marsh) | 857 ​ |
| Botanists, American, The Task of | 305 |
| Boyhood, The Savagery of | 796 |
| Boynton, F. E. | 653 |
| Brains, Men's and Women's | 554 |
| Brains, Men's and Women's, More about | 698 |
| Brain-Weights, Human | 355 |
| Brazil, The Great Inland Depression of | 285 |
| Burroughs, John | 1 |
| Canal, The Panama | 323 |
| Canning, E. W. B. | 700 |
| Caries of the Teeth | 426 |
| Chickens, The Gapes in | 285 |
| Children, City, Make Room for | 284 |
| Chronology, Prehistoric, of America | 861 |
| Cincinnati, The Glacial Lake and Island of | 423 |
| Civilization, Geographical Conditions and | 427 |
| Climate, our, Improvement of | 139 |
| Climatic Changes, Effect of, on Species | 286 |
| Clothes-Moths | 859 |
| Clubs, Tourist and Alpine | 574 |
| Coal-Tar Colors and Medicines | 281 |
| Coke, Production of, in the United States | 140 |
| Colleges, American, Elective Studies in | 281 |
| Color-Blindness among Railroad Employs | 794 |
| Color-Blindness, Dr. Bickerton's Experiments in | 286 |
| Comets and Meteors, Origin of | 50 |
| Communication, Telephonic, between Ships | 860 |
| Cooking by Steam | 427 |
| Cork and its Manufacture | 635 |
| Correction, A. | 123 |
| Correspondence | 123 |
| Correspondence | 265 |
| Correspondence | 554 |
| Correspondence | 698 |
| Correspondence | 845 |
| Creation or Evolution? | 29 |
| Culture and Character | 701 |
| Cumming, Miss C. F. Gordon | 750 |
| Darwin, Professor G. H. | 359 |
| Daubés, M. Guyot | 314 |
| Dembitz, Lewis N. | 845 |
| Derby, The Earl of | 664 |
| Differences, Mental, of Men and Women | 383 |
| Digestion, Artificial | 287 |
| Diseases, Optimistic and Pessimistic | 862 |
| Disturbances, The Economic, since 1873 | 289 |
| Disturbances, The Economic, since 1873 | 433 |
| Disturbances, The Economic, since 1873 | 577 |
| Disturbances, The Economic, since 1873 | 768 |
| Dreher, Dr. Eugen | 249 |
| Earthquakes | 359 |
| Earthquakes, Myths and Theories about | 715 |
| Earthquakes, the Charleston, Report upon | 570 |
| Eclipse, The Coming Solar | 571 ​ |
| Economy of Food | 858 |
| Economies, The Physical Aspect of | 862 |
| Editor's Table | 124 |
| Editor's Table | 269 |
| Editor's Table | 412 |
| Editor's Table | 559 |
| Editor's Table | 701 |
| Editor's Table | 847 |
| "Educating up" | 430 |
| Educational Endowments | 535 |
| Education and Work | 428 |
| Education, The Meaning of | 846 |
| Effort, Combination of | 228 |
| Emotions, The Language of the | 814 |
| Employés, Railroad, Color-Blindness among | 794 |
| Encroachments of the State | 847 |
| Endowments, Educational | 535 |
| Eskimos, the, Some Popular Errors about | 570 |
| Ethnological Sketches in Annam and Tonquin | 626 |
| Evolution, A Great Scholar on | 412 |
| Evolution, What American Zoölogists have done for | 804 |
| Evolution? What is | 721 |
| Explanation, An | 846 |
| Exploring Expedition, A National | 268 |
| Explosives, High, Safety in the Manufacture of | 265 |
| Explosion, The, at Brighton, Illinois | 558 |
| Falls, The, of the Orange River | 862 |
| Farlow, Professor W. G. | 305 |
| Fay, A. O. | 265 |
| Fears, Unfounded | 426 |
| Fergusson, James, Sketch of | 118 |
| Fetich-Faith in Western Africa | 801 |
| Fight, The, against Poverty | 413 |
| Fire-Proof Mixtures | 283 |
| Fish, Intelligence of | 428 |
| Fishes, Atlantic and Pacific | 572 |
| Flint, Austin, M.D. | 845 |
| Food, Economy of | 858 |
| Food, The, of American Workmen | 862 |
| Fouillée, Alfred | 814 |
| Freezing, Physiology of | 681 |
| Freemantle, Canon | 171 |
| Fuel, Petroleum Products as | 284 |
| Gapes, The, in Chickens | 285 |
| Gardener, Helen H. | 266 |
| Gardener, Helen H. | 339 |
| Gardener, Helen H. | 698 |
| Gas, Natural, at Pittsburg | 424 |
| Geare, Randolph I. | 79 |
| Geographical Conditions and Civilization | 427 |
| Geology, The Microscope in | 716 |
| Gervais, Paul, Sketch of | 550 |
| Gofio | 224 |
| Good, Arthur | 635 |
| Gouinlock, W. C. | 97 ​ |
| Greek Question, The, again | 271 |
| Greek Question, Present Status of the | 14 |
| Griffin, La Roy F. | 558 |
| Growth, Second, of Woods, Origin of | 424 |
| Halsted, Byron D. | 84 |
| Hammond, William A. | 554 |
| Hammond, William A. | 846 |
| Harbor-Channels, How, may be Kept Clear | 140 |
| Hats as a Cause of Baldness | 97 |
| Hats as a Cause of Baldness | 845 |
| Hazen, William Babcock | 112 |
| Heat, The Sun's | 19 |
| Holladay, L. L. | 846 |
| Hospital, Skin and Cancer, The New York | 137 |
| Huxley, Professor T. H. | 207 |
| Hydrophobia Inoculations, M. Pasteur's, Value of | 718 |
| Hygiene as a Basis of Morals | 67 |
| Industrial Education and Railway Service | 233 |
| Instincts, Some Human | 160 |
| Instruction, Work and Play in | 425 |
| James, Professor E. J. | 14 |
| James, Professor William | 160 |
| Jamin, Jules, Sketch of | 262 |
| Johnson, Anne M. | 700 |
| Johnson, John, Jr. | 796 |
| Keyes, John Arnold | 474 |
| Kinley, Isaac | 333 |
| Lakes, The North American | 333 |
| Lampreys, How, Build their Nests | 718 |
| Language, The, of the Emotions | 814 |
| Lawsuit or Legacy | 339 |
| Lea, Isaac, Sketch of | 404 |
| Le Conte, Professor Joseph | 721 |
| Le Sueur, W. D. | 29 |
| Life-Insurance, Honest | 704 |
| Light, Effects of, on Bacteria and other Organisms | 860 |
| Link, A, between Vertebrates and Invertebrates | 429 |
| Literary Notices | 128 |
| Literary Notices | 273 |
| Literary Notices | 415 |
| Literary Notices | 563 |
| Literary Notices | 705 |
| Literary Notices | 849 |
| Lytton, The Earl of | 662 |
| Magnus, Sir Philip | 493 |
| Malaria, The Microbe of | 141 |
| Mars, Changes in the Aspect of | 532 |
| Marsh, E. S. | 123 |
| Medicines and Digestion | 281 |
| Medicines, Strange | 750 |
| Men and Women, Mental Differences of | 383 |
| Meunier, Stanislaus | 532 ​ |
| Mexican Antiquities | 79 |
| Mexico, Ancient, The Metal Art of | 519 |
| Microbe, The, of Malaria | 141 |
| Microscope, The, in Geology | 716 |
| Milk, Stale, Ptomaines in | 714 |
| Mississippi, The Falls of the | 474 |
| Monuments, Megalithic | 39 |
| Moon, The, and the Sun | 478 |
| Morgan, Appleton | 145 |
| Morris, George P. | 608 |
| Morse, Professor Edward S. | 804 |
| Mountain Air, Virtues of | 859 |
| Nadaillac, M. de | 39 |
| Natural History Studies in Boston | 713 |
| Naturalists, The American Society of | 138 |
| Natural, The, versus the Supernatural | 1 |
| Nipperdey, H. | 801 |
| Noble, The Oldest, of them all | 743 |
| Notes | 143 |
| Notes | 287 |
| Notes | 431 |
| Notes | 575 |
| Notes | 719 |
| Notes | 863 |
| Nussbaum, Dr. von | 681 |
| Occupations, Healthy and Unhealthy | 861 |
| Odors, An Undulatory Theory of | 430 |
| Orthodoxy, Scientific | 559 |
| Over-Education, Modern | 401 |
| Palæolithic Art, Specimens of | 429 |
| Panama Canal, The | 323 |
| Pasteur's (M.) Hydrophobia Inoculations, Value of | 718 |
| Petroleum Products as Fuel | 284 |
| Philosophy, Some Ancient | 574 |
| Philpott, Henry J. | 45 |
| Philpott, Henry J. | 228 |
| Philpott, Henry J. | 612 |
| Philpott, Henry J. | 735 |
| Photography of the Stars | 282 |
| Photography, Stellar, Progress of | 572 |
| Physical Culture and Moral Reform | 561 |
| Physics, Teaching, in the Public Schools | 860 |
| Pictures, Appearance and Reality in | 249 |
| Plant-Growth, An Anomaly in | 700 |
| Playfair, Sir Lyon | 663 |
| Plumber's Art, the, Importance of | 142 |
| Pollock, Sir Frederick | 661 |
| Popular Miscellany | 136 |
| Popular Miscellany | 281 |
| Popular Miscellany | 423 |
| Popular Miscellany | 570 |
| Popular Miscellany | 713 |
| Popular Miscellany | 858 |
| Poverty, The Fight against | 413 |
| Prairie-Flowers of Early Spring | 84 |
| Proctor, Professor Richard A. | 50 |
| Progress, The, of Science from 1836 to 1886 | 503 |
| Ptomaines in Stale Milk | 714 |
| Railroads, Are, Public Enemies? | 145 |
| Railroad-Ties, Wood and Metal for | 573 ​ |
| Railway Service, Industrial Education and | 233 |
| Region, A New African | 284 |
| Reynolds, Henry L., Jr. | 519 |
| Rivers, Various Kinds of | 139 |
| Rocks, How the Structure of, is Determined | 425 |
| Romanes, George J. | 383 |
| Rubies, Artificial | 574 |
| Safety in the Manufacture of High Explosives | 265 |
| Sand, Grains of | 247 |
| Savagery, The, of Boyhood | 796 |
| Scheele, Carl Wilhelm, Sketch of | 839 |
| School Discipline, An Incident in | 714 |
| School Education, Manual Training in | 493 |
| School-room Lights | 715 |
| Science and Pseudo-Science | 207 |
| Science, Literary | 700 |
| Science, Mediæval Jewish | 845 |
| Science, New Chapters in the Warfare of | 373 |
| Science, New Chapters in the Warfare of | 452 |
| Science, The Progress of, from 1836 to 1886 | 503 |
| Serviss, Garrett P. | 187 |
| Serviss, Garrett P. | 478 |
| Sewage and Garbage, Disposal of | 571 |
| Sewerage and Typhoid Fever | 138 |
| Sex and Brain-Weight | 266 |
| Shufeldt, R. W. | 268 |
| Silk-Culture, The Prospect for, in the United States | 573 |
| Simms, Joseph, M.D. | 355 |
| Sleep and its Counterfeits | 597 |
| Snow-Masses, Influence of, on Climate | 60 |
| Social Sustenance | 45 |
| Social Sustenance | 228 |
| Social Sustenance | 612 |
| Social Sustenance | 735 |
| Specialization | 612 |
| Species, Effect of Climatic Changes on | 286 |
| Stars, the, Photography of | 282 |
| State Education | 124 |
| State, Functions of the | 123 |
| State, the, Encroachments of | 847 |
| Stature, Human, Variations in | 314 |
| Steam, Cooking by | 427 |
| Stokes, Professor | 654 |
| Structure, How the, of Rocks is determined | 425 |
| Studies, Elective, in American Colleges | 281 |
| Summer, The Stars of | 187 |
| Sustenance, Social | 45 |
| Sustenance, Social | 228 |
| Sustenance, Social | 612 |
| Sustenance, Social | 735 |
| Taylor, C. Fayette, M.D. | 224 |
| Teeth, Human, Anomalies in | 428 |
| Teeth, the, Caries of | 426 |
| Theology under Changed Conditions | 171 |
| Thomson, Sir William | 19 |
| Thomson, William, M.D. | 794 ​ |
| Thousand Islands, Among the | 346 |
| Thunder, Cause of | 861 |
| Tittlebats, The Theory of | 825 |
| Trade, Why English, is declining | 138 |
| Training, Industrial, Two Centuries ago | 608 |
| Training, Manual, in School Education | 493 |
| Transylvanian Saxons, Among the | 100 |
| Transylvanian Saxons, Among the | 254 |
| Trees, Foliage, in Colors | 142 |
| Tyndall Banquet, the Recent, Speeches at | 654 |
| Tyndall, Professor | 656 |
| Typhoid Fever, Sewerage and | 138 |
| Vogt, Carl | 743 |
| Walker, Francis | 123 |
| Wardman, George | 247 |
| Warfare of Science, the, New Chapters in | 373 |
| Warfare of Science, the, New Chapters in | 452 |
| Watteville, A. de | 597 |
| Weathercocks | 715 |
| Weeds, Some British | 430 |
| Weld, Stuart F. | 323 |
| Wells, Hon. David A. | 289 |
| Wells, Hon. David A. | 433 |
| Wells, Hon. David A. | 577 |
| Wells, Hon. David A. | 768 |
| White, Andrew Dickson | 373 |
| White, Andrew Dickson | 452 |
| White, Frances Emily, M.D. | 67 |
| Woeikoff, M. A. J. | 60 |
| Women, Higher Education of | 269 |
| Wood, Silicified, Polished Objects of | 859 |
| Work and Play in Instruction | 425 |
| Zoölogists, What American, have done for Evolution | 804 |
END OF VOL. XXXI.