# Popular Science Monthly/Volume 80/Index

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I N D E X. :
| NAMES OF CONTRIBUTORS ARE PRINTED IN SMALL CAPITALS. ||
| Academy, of Sciences, Paris, Edward F. Williams | 91 |
| Academy, of Sciences, Paris, Edward F. Williams | 164 |
| "of Natural Sciences, Philadelphia, Centenary of | 517 |
| Administrations, Conflict of, Frank L. McVey | 142 |
| Administrative Changes in the American University, The Need of, George T. Ladd | 313 |
| Age, Death and Conjugation in the Light of Work on Lower Organisms, H. S. Jennings | 563 |
| Ameghino, Florentine, W. D. Matthew | 303 |
| American, Association for the Advancement of Science, Washington Meeting | 205 |
| "Desert, Glimpses of the Great, Raymond J. Pool | 209 |
| "University, On the Need of Administrative Changes in, George T. Ladd | 313 |
| "Philosophical Society, Scientific Program of | 617 |
| Anesthetics in Surgery, the Use of, and Crawford W. Long | 616 |
| Antarctic, Exploration and Adventure in | 414 |
| Assortative Mating in Man, J. Arthur Harris | 476 |
| Atomic Theory of Electricity and the Kinetic Theory of Matter, Robert Andrew Millikan | 417 |
| Bain, H. Foster, The Imperial Universities of Japan | 246 |
| Beyer, Henry G., The International Hygiene Exhibition at Dresden | 105 |
| Brooklyn Botanic Garden, C. Stuart Gager | 339 |
| Bugbear of Reformers, T. N. Carver | 499 |
| Cajori, Florian, a Review of Three Famous Attacks upon the Study of Mathematics as a Training of the Mind | 360 |
| Carnegie Institution, Ten Years of the | 308 |
| Carver, T. N., A Bugbear of Reformers | 499 |
| Cattell, J. McKeen, Science and International Good Will | 405 |
| "A Program of Radical Democracy | 606 |
| Centenary of the Academy of Natural Sciences of Philadelphia | 517 |
| Chamberlain, Alexander Francis, Some Interesting Characteristics of the Modern English Language | 158 |
| Child Hygiene, Professional Training for, Lewis N. Terman | 289 |
| China, University Education in, Thomas T. Read | 441 |
| Chinese, Science among the, C. K. Edmunds | 22 |
| "Mathematics, David Eugene Smith | 597 |
| City Milk Supplies, The Problem of, P. G. Heineman | 66 |
| Cockerell, T. D. A., The Red Sunflower | 373 |
| (Colleges, Small, John J. Stevenson | 58 |
| Conjugation, Age and Death, in the Light of Work on Lower Organisms, H. S. Jennings | 563 |
| Conservation Ideals in the Improvement of Plants, Herbert J. Webber | 578 |
| Convocation Week Meetings of Scientific Societies | 99 |
| Coral Reef, Collecting on, Vernon L. Kellogg | 80 |
| Coulter, John M., History of Gymnosperms | 197 |
| Davenport, Chas. B., The Origin and Control of Mental Defectiveness | 87 |
| Death, Age and Conjugation, in the Light of Work on lower Organisms, H. S. Jennings | 563 |
| Deaths among American Men of Science | 518 |
| Defectiveness, Mental, Origin and Control of, Chas. B. Davenport | 87 |
| Delta, Mississippi, A New Development in, E. W. Hilgard | 237 |
| Democracy, Radical, A Program of, J. McKeen Cattell | 606 |
| Desert, Great American, Glimpses of the, Raymond J. Pool | 209 |
| Dresden, The International Hygiene Exhibition at, Henry G. Beyer | 105 |
| Earth, Ancient Portals of the, James Perrin Smith | 393 |
| Edmunds, C. K., Science among the Chinese | 22 |
| Education, University, in China, Thomas T. Read | 441 |
| Efficiency Wage Standards, Scott Nearing | 257 |
| Electricity, The Atomic Theory of, and the Kinetic Theory of Matter, Robert Andrew Millikan | 417 |
| Ellwood, Charles A., The Instinctive Element in Human Society | 263 |
| English Language, Modern, Some Interesting Characteristics of, Alexander Francis Chamberlain | 158 ​ |
| Exhibition, International Hygiene, at Dresden, Henry G. Beyer | 105 |
| Exploration and Adventure in the Antarctic | 414 |
| Fallacy, Price, of High Costs, Ralph H. Hess | 493 |
| Feet, Small, and Narrow Jaws, Richard Cole Newton | 138 |
| Gager, C. Stuart, Brooklyn Botanic Garden | 339 |
| Geography, Philosophy of, Walter Edward McCourt | 587 |
| Gold Mining in the United States, History of, R. A. F. Penrose, Jr. | 174 |
| Gymnosperms, History of, John M. Coulter | 197 |
| Foreign-born Population of New York | 619 |
| Harris, J. Arthur, Assortative Mating in Man | 476 |
| Heineman, P. G., The Problem of City Milk Supplies | 66 |
| Hess, Ralph H., The Price Fallacy of High Costs | 493 |
| Highway Construction, Science in the Service of, Clifford Richardson | 326 |
| Hilgard, E. W., A New Development in the Mississippi Delta | 237 |
| Hooker, Joseph Dalton | 102 |
| Houses, Modern Tenement, Jonathan A. Rawson, Jr. | 191 |
| Howe, Jas. Lewis, Notes on Norwegian Industry | 36 |
| Human Society, The Instinctive Element in, Charles A. Ellwood | 263 |
| Humboldt, Alexander von, Edward F. Williams | 346 |
| Hygiene, International Exhibition at Dresden, Henry G. Beyer | 105 |
| "Child, Professional Training for, Lewis M. Terman | 289 |
| Immigration, The Medical Side of, Alfred G. Reed | 383 |
| Industry, Norwegian, Notes on, Jas. Lewis Howe | 36 |
| Instinctive Element in Human Society, Charles A. Ellwood | 263 |
| International Good Will and Science, J. McKeen Cattell | 405 |
| Japan, Relations to the United States, David Starr Jordan | 151 |
| "Imperial Universities of, H. Foster Bain | 246 |
| Jaws, Narrow, and Small Feet, Richard Cole Newton | 138 |
| Jennings, H. S., Age, Death and Conjugation, in the Light of Work on Lower Organisms | 548 |
| Jordan, David Starr, Relations of Japan and the United States | 151 |
| Kellogg, Vernon L., Collecting on a Coral Reef | 80 |
| Kinetic Theory of Matter and the Atomic Theory of Electricity, Robert Andrew Millikan | 417 |
| Ladd, George T., On the Need of Administrative Changes in the American University | 313 |
| Language, Modern English, Some Interesting Characteristics of, Alexander Francis Chamberlain | 158 |
| Lefevre, Edwin, Ptomaines and Ptomaine Poisoning | 400 |
| Life, Mechanistic Conception of, Jacques Loeb | 5 |
| Lister, Lord | 310 |
| Loeb, Jacques, The Mechanistic Conception of Life | 5 |
| Long, Crawford W., and the Use of Anesthetics in Surgery | 616 |
| Lowell, Percival, Precession and the Pyramids | 449 |
| McCourt, Walter Edward, A Philosophy of Geography | 587 |
| McVey, Frank L., Conflict of Administrations | 142 |
| Man, Assortative Mating in, J. Arthur Harris | 476 |
| Mathematics, as a Training of the Mind, A Review of Three Famous Attacks upon, Florian Cajori | 360 |
| "Chinese, David Eugene Smith | 597 |
| Mating, Assortative, m Man, J. Arthur Harris | 476 |
| Matthew, W. D., Florentino Ameghino | 303 |
| Mechanistic Conception of Life, Jacques Loeb | 5 |
| Medical, Research, Rockefeller Institute for | 413 |
| "Side of Immigration, Alfred G. Reed | 383 |
| Medicine, Research in, Richard M. Pearce | 503 |
| Medicine, Research in, Richard M. Pearce | 548 |
| Men, Types of, S. N. Patten | 273 |
| Mental Defectiveness, Origin and Control of, Chas. B. Davenport | 87 |
| Milk Supplies, City, The Problem of, P. G. Heineman | 66 |
| Millikan, Robert Andrew, The Kinetic Theory of Matter and the Atomic Theory of Electricity | 417 |
| Mind, Mathematics as a Training of the, A Review of Three Famous Attacks upon, Florian Cajori | 360 |
| Mining, Gold, History of. in the United States, R. A. F. Penrose, Jr. | 174 |
| Mississippi Delta, A New Development in, E. W. Hilgard | 237 |
| Modern Tenement Houses, Jonathan A. Rawson, Jr. | 191 |
| National, Museum | 101 |
| "Parks from the Scientific and Educational Side, Laurence F. Schmeckebier | 531 ​ |
| Nearing, Scott, Efficiency Wage Standards | 257 |
| New York's Ten Thousand, William J. Roe | 461 |
| Newton, Richard Cole, Narrow Jaws and Small Feet | 138 |
| Non-instrumental Weather Observations, The Value of, Robert DeC. Ward | 129 |
| Norwegian Industry, Notes on, Jas. Lewis Howe | 36 |
| Origin and Control of Mental Defectiveness, Chas. B. Davenport | 87 |
| Paris Academy of Sciences, Edward F. Williams | 91 |
| Paris Academy of Sciences, Edward F. Williams | 164 |
| Parks, National, from the Scientific and Educational Side, Laurence F. Schmeckebier | 531 |
| Patten, S. N., Types of Men | 273 |
| Pearce, Richard M., Research in Medicine | 503 |
| Pearce, Richard M., Research in Medicine | 548 |
| Penrose, Jr., E. A. F., The History of Gold Mining in the United States | 174 |
| Philadelphia Academy of Natural Sciences, Centenary of | 517 |
| Philosophical Society, American, Scientific Program of | 617 |
| Philosophy of Geography, Walter Edward McCourt | 587 |
| Plants, Conservation Ideals in the Improvement of, Herbert J. Webber | 578 |
| Poisoning, Ptomaine, and Ptomaines, Edwin Lefevre | 400 |
| Pool, Raymond J., Glimpses of the Great American Desert | 209 |
| Population, Foreign-born, of New York | 619 |
| Portals of the Earth, Ancient, James Perrin Smith | 393 |
| Pratt, H. S., The Four Periods in the Development of the Modern Zoological System | 298 |
| Precession and the Pyramids, Percival Lowell | 449 |
| Presidents, New University | 206 |
| Price Fallacy of High Costs, Ralph H. Hess | 493 |
| Professional Training for Child Hygiene, Lewis M. Terman | 289 |
| Progress of Science | 99 |
| Progress of Science | 205 |
| Progress of Science | 308 |
| Progress of Science | 413 |
| Progress of Science | 517 |
| Progress of Science | 616 |
| Ptomaines and Ptomaine Poisoning, Edwin Lefevre | 400 |
| Public, Duties to the, of Research Institutes of Pure Science, Wm. E. Ritter | 51 |
| Pyramids, Precession and the, Percival Lowell | 449 |
| Radical Democracy, A Program of, J. McKeen Cattell | 606 |
| Rawson, Jr., Jonathan A., Modern Tenement Houses | 191 |
| Read, Thomas T., University Education in China | 441 |
| Red Sunflower, T. D. A. Cockerell | 373 |
| Reed, Alfred G., Medical Side of Immigration | 383 |
| Reef, Coral, Collecting on, Vernon L. Kellogg | 80 |
| Reformers, A Bugbear of, T. N. Carver | 499 |
| Research, Institutes of Pure Science, The Duties to the Public of, Wm. E. Ritter | 51 |
| "in Medicine, Richard M. Pearce | 503 |
| "in Medicine, Richard M. Pearce | 548 |
| Richardson, Clifford, Science in the Service of Highway Construction | 326 |
| Ritter, Wm. E., The Duties to the Public of Research Institutes in Pure Science | 51 |
| Rockefeller Institute for Medical Research | 413 |
| Roe, William J., New York's Ten Thousand | 461 |
| Schmeckebier, Laurence F., National Parks from the Scientific and Educational Side | 531 |
| Science, among the Chinese, C. K. Edmunds | 22 |
| "Pure, Research Institutes, Duties to the Public of, Wm, E. Ritter | 51 |
| "The Progress of | 99 |
| "The Progress of | 205 |
| "The Progress of | 308 |
| "The Progress of | 413 |
| "The Progress of | 517 |
| "The Progress of | 616 |
| "American Association for the Advancement of, Washington Meeting | 206 |
| "in the Service of Highway Construction, Clifford Richardson | 326 |
| "and International Good Will, J. McKeen Cattell | 405 |
| "Deaths among American Men of | 518 |
| Scientific, Societies, Convocation Week Meetings of | 99 |
| "Items | 104 |
| "Items | 208 |
| "Items | 312 |
| "Items | 416 |
| "Items | 520 |
| "Program of the American Philosophical Society | 617 |
| Small Colleges, John J. Stevenson | 58 |
| Smith, David Eugene, Chinese Mathematics | 597 |
| Smith, James Perrin, Ancient Portals of the Earth | 393 |
| Society, Human, The Instinctive Element in, Charles A. Ellwood | 263 |
| Space and Time, Charles W. Super | 280 |
| Standards, Efficiency Wage, Scott Nearing | 257 |
| Stevenson, John J., Small Colleges | 58 |
| Sunflower, Red, T. D. A. Cockerell | 373 |
| Sunlight, Tropical, Paul C. Freer | 521 |
| Surgery, The Use of Anesthetics in, and Crawford W. Long | 616 |
| System, Modern Zoological, Four Periods in the Development of, H. S. Pratt | 298 |
| Ten Thousand, New York's, William J. Roe | 461 |
| Tenement Houses, Modern, Jonathan A. Rawson, Jr. | 191 ​ |
| Terman, Lewis M., Professional Training for Child Hygiene | 289 |
| Time and Space, Charles W. Super | 280 |
| Tropical Sunlight, Paul C. Freer | 521 |
| Types of Men, S. N. Patten | 273 |
| United States, Relations of Japan to, David Starr Jordan | 151 |
| Universities, Imperial, of Japan, H. Foster Bain | 246 |
| University, Presidents, New | 206 |
| "American, The Need of Administrative Changes in the, George T. Ladd | 313 |
| "Education in China, Thomas T. Read | 441 |
| Wage Standards, Efficiency, Scott Nearing | 257 |
| Ward, Robert DeC, The Value of Noninstrumental Weather Observations | 129 |
| Webber, Herbert J., Conservation Ideals in the Improvement of Plants | 578 |
| Williams, Edward F., The Paris Academy of Sciences | 91 |
| Williams, Edward F., The Paris Academy of Sciences | 164 |
| ""Alexander von Humboldt | 346 |
| Zoological System, Modern, Four Periods in the Development of, H. S. Pratt | 298 |