March 11, 1964

Dr. John Rock, professor emeritus of gynecology at Harvard Medical School and director of the Rock Reproduction Clinic, gave the Martin H. Crego Lecture.

The Crego lecture, part of the Crego Endowment, established in 1956 by Jean Crego ’32, in honor of her father, sponsored an annual lecture in the general field of economics, under the auspices of the economics department.