1. Grad. Student, Univ. of Tenn., Knoxville, Tenn.; formerly, Operations Research Analyst, Bureau of Solid Waste Management, Environmental Health Service, Public Health Service, U.S. Dept. of Health, Education, and Welfare
2. Chief, Urban Data, Basic Data Branch, Bureau of Solid Waste Management, Environmental Health Service, Public Health Service, U.S., Dept. of Health, Education, and Welfare