Undergraduates concentrating in the Division of Biology will have an opportunity to see research work carried on by some of the most famous men in their respective fields at an informal gathering in the new Biological Laboratory tonight.

A few of the demonstrations follow: Dr. B. F. Skinner, recently elected Junior Fellow, will cenduct an experiment on the "Behavior of Rats"; Dr. Ernst Wolf. "The Visual Acuity of Bees"; John Ehrlich "The Epidemic Diseases of Beech Trees"; A. B. Hatch of the Harvard Forest, "Fungus Roots"; and D. W. West, professor of Botany, "Plant Pathology."

W. H. Weston, professor of Botany, will explain the purpose of the meeting and announce the list of laboratories open to student inspection at 7.45 o'clock in the lecture hall. Four laboratories in each of the three departments, physiology, botany, and zoology will be open.