Articles
Report of the President
Arthur N. Wilcox
Surgical Removal of Canine Heartworms (Dirofilaria immitis)
Hiram E. Essex and Carl F. Schlotthauer
The Present Status of the Search for Antituberculosis Substances
Alfred G. Karlson and William H. Feldman
Some New Facts in the Biology of the Box Elder Bug
Milton Tinker
A Tumorous Head Mutation in Drosophila Melanogaster
Roy P. Thelander
The Biology of the Goldenrod Gall-Fly, Eurosta solidaginis (Fitch)
Blanchard O. Krogstad
A Method of Demonstrating Corneal Mitosis (After the Method of Gay and Kaufmann)
Ernest Swanson and Shirley P. Miller
Diffusion Through a Membrane
Marvin E. Wyman
Carbon-Fluorine Chemistry
H. G. Bryce
Modern Physics
Charles L. Critchfield
A Demonstration of Various Procedures Used to Interest and Help Pupils to Understand Physics
O. M. Bjeldanes
An Experimental Study of the Effect of Field Trips Upon the Development of Scientific Attitudes in a Ninth Grade General Science Class
Helen W. Harvey
An Historical Vs. Contemporary Problem-Solving Use of the Laboratory Period in College Physical Science for General Education
James S. Perlman
Opportunities for Education in Veterinary Medicine
A. F. Sellers
Principles and Experiments Desirable for a Course in General Science at the Junior High School Level
Herbert F.A. Smith
The Inductive Compared With the Deductive Approach to Teaching Secondary School Chemistry
Clarence H. Boeck
Recent Changes in Farm and Village Living
Marvin J. Taves