Morphological and biochemical correlates of neural activity: Edited by Maynard M. Cohen, Chairman, Department of Neurology, Presbyterian-St. Luke's Hospital; Professor and Head, Division of Neurology, University of Illinois College of Medicine, Chicago, Illinois and Ray S. Snider, Director, Center for Brain Research, University of Rochester, Rochester, New York. Hoeber Medical Division, Harper and Row, Publishers, New York, 1964. xii + 244 pp. $8.50