Share 'Selling these issues for $2 each or the whole lot for $30 plus shipping costs'

Volume 137 #5 May 1970 Yugoslavia: 6 Republics in One Volume 138 # 4 October 1970 Canada Heartland the Prairie Provinces Volume 138 #5 November 1970 Behold the Computer Revolution Volume 139 #2 February 1971 New Orleans and her River Volume 141 #1 January 1972 The Imperiled Everglades Volume 141 #3 March 1972 A Look at Alaska Tundra Volume 141 #5 May 1972 Yellowstone's Hundredth Birthday Volume…