584058Popular Science Monthly — Volume 711907

Table of Contents
PAGE
July 1907
What We Owe to Agassiz 6
Notes on the Development of Telephone Service VIII 21
The Great Japanese Volcano Aso 29
Control of the Colorado River Regained 50
The Value of Science: Contingence and Determinism XI 53
The Newer Hygiene 66
The Forms of Selection with Reference to their Application to Man 69
Illustrations of Medieval Earth-Science 84
The Progress of Science 92
August 1907
The Problem of Age, Growth and Death II 97
The Place of Linnaeus In the Unfolding of Science: His Views on the Class Mammalia 121
Recent Legislation on the Mississippi River 131
Notes on the Development of Telephone Service IX 139
The Balsam Peaks - the Heart of the Southern Appalachians 149
The Re-Awakening of the Physical Conscience 156
Probability, The Foundation of Eugenics 165
Some Little-Known Mexican Volcanoes 179
The Progress of Science 188
September 1907
The Problem of Age, Growth and Death III 193
A Scientific Comedy of Errors 217
Notes on the Development of Telephone Service X 226
The Health of American Girls 234
Some Ethical Aspects of Mental Economy 246
The Chinaman and the Foreign Devils 258
Poe as an Evolutionist 267
Mars as Seen in the Lowell Refractor 275
The Progress of Science 283
October 1907
A Trip Around Iceland I 289
The Sacrifice of the Eyes of School Children 303
Notes on the Development of Telephone Service XI 313
Linné and the Love for Nature 318
Early Movements in the United States for a National Observatory 325
Address of the President to the Engineering Section of the British Association for the Advancement of Science 337
What Pragmatism Is Like 351
The Problem of Age, Growth and Death IV 359
The Progress of Science 379
November 1907
The Scope and Importance to the State of the Science of National Eugenics 385
Peter Kalm's Travels 413
A Trip Around Iceland II 421
Notes on the Development of Telephone Service XII 433
The Institute of France, and Some Learned Societies of Paris 439
Recent Views as to the Origin of the Greek Temple 448
Fertility and Genius 452
The Problem of Age, Growth and Death V 455
The Progress of Science 475
December 1907
Notes on Asiatic Museums 481
The Place of Linnaeus in the History of Science 498
The Problem of Age, Growth and Death VI 509
Radioactivity of Ordinary Substances 524
The Influence of Diet on Endurance and General Efficiency 536
Jean Louis Rudolphe Agassiz 542
The Origin of Slavery Among Ants 550
A Trip Around Iceland III 560
The Progress of Science 569
Index 573