The Third Biennial Seminar on Prematurity will be held in Phoenix, Arizona, February 22-23, 1969. Guest speakers will be Dr. Thomas K. Oliver, University of Washington, Seattle; Dr. Arnold J. Rudolph, Baylor University College of Medicine, Houston, Texas; Dagmar Cechanek, R.N., Stanford University Hospital, Palo Alto, California; Dr. Mildred Stahlman, Vanderbilt University School of Medicine, Nashville, Tennessee; and Mrs. Rose Grobstein, MSW, Stanford University School of Medicine, Palo Alto, California. Registration fee, $7.50. For information write: Frederic W. Baum, M.D., Director, Maternal and Child Health Division, Goodrich Building, 14 North Central Avenue, Phoenix, Arizona 85004.