23 
Kingsley, J. S., University of Illinois, Champaign, Il. 
Professor of Zoology. 
Zoology. 
Knipp, Charles T., 915 W. Nevada St., Urbana, Illinois. 
Assistant Professor of Physics, University of Illinois. 
Physies, Discharge of Electricity through Gases. 
MacDougal, Daniel Trembly, Tucson, Arizona. 
Director, Department of Botanical Research, Carnegie Institute, Wash- 
ington, D. C. 
Botany. 
MeMullen, Lynn Banks, State Normal School, Valley City, North Dakota. 
Head Science Department, State Normal School. 
Physies, Chemistry. 
Mendenhall, Thomas Corwin, Ravenna, Ohio. 
Retired. 
Physies. ‘‘Engineering,’’ Mathematics, Astronomy. 
Moore, George T., St. Louis, Mo. 
Director Missouri Botanical Garden. 
Newsom, J. F., Palo Alto, California. 
Mining Engineer. 
Purdue, Albert Homer, State Geological Survey, Nashville, Tenn. 
State Geologist of Tennessee. 
r1eology. 
Reagan, A. B. 
Superintendent Deer Creek Indian School, Ibapah, Utah. 
Geology, Paleontology, Ethnology. 
Slonaker, James Rollin, 334 Kingsley Ave., Palo Alto, California. 
Assistant Professor of Physiology, Stanford University. 
Physiology, Zoology. 
Springer, Alfred, 312 East 2d St., Cincinnati, Ohio. 
Chemist. 
Chemistry. 
