Correspondence 1972 Correspondence from 1972 including letters to and from JT to Professor Umaru Shehu, Institute of Health, Ahmadu Bello University, Professor D’Aeth, University of Exeter, a letter from Jerome H. Barkow, Department of Sociology and Anthropology, Dalhousie University, to JT, 10 March 1972, letters to and from D.A. Knowles, University of Exeter, and various other correspondents such as M G Smith, Department of Anthropology, University College London, Donald F. Heisel of The Population Council, Catherine Howell, International Planned Parenthood Federation, staff at the College of Medicine, University of Lagos, and various staff members at the University of Exeter. 1972