File Student Lobby Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Political Affairs
File Pollution In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970
File Air Pollution 3 folders Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Earth Day Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Environmental Health Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Environmental Teach In Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Lake Michigan Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File St. Clair River Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Sewage Disposal Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution
File Solid Waste Box 191 In: Philip A. Hart papers, 1949-1976 (majority within 1959-1976) » Subject files, 1959-1976 » 1970 » Pollution