Page:Popular Science Monthly Volume 84.djvu/205

Rh Development of Mathematics," by Edward B. Van Vleck, the University of Wisconsin.

Physics: "The Methods of Science: To What do they Apply?" by Arthur G. Webster, Clark University.

Mechanical Science and Engineering: "Safety and the Prevention of Waste in Mining and Metallurgical Operations," by J. A. Holmes, U. S. Bureau of Mines.

Geology and Geography: "Pleistocene History of Missouri River," by J. E. Todd, the University of Kansas.

Zoology: "The Story of Human Lineage," by William A. Locy, Northwestern University.

Botany: "The Evolution of a Botanical Problem," by Duncan S. Johnson, The Johns Hopkins University.

Social and Economic Science: "The Development of our Foreign Trade," by John Hays Hammond, New York City.

Physiology and Experimental Medicine: "The Physiological Instruction of Medical Students," by J. J. R. Macleod, Western Reserve University.

Education: "Science, Education and Democracy," by J. McKeen Cattell, Columbia University.

There were also given two public lectures complimentary to the citizens of Atlanta, one by Dr. Ch. Wardell Stiles,



Vice-president for the Section of Chemistry, Chief of the Bureau of Chemistry, U. S. Department of Agriculture.