File 4A 4B 4C 4D 4E 4F 9B 9D 9F 3A 3C 3E Prahl, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 7A 7C 12D 12F Mary, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 8B 8D 5A 5C 5B 5D Mary, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 8F 5E 5F Mary, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 12A 12C 13C 32E 32F 32C 32D JRP, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 13A 13B 13C 13D 14A 14B 14C 14D JRP, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 13D JRP, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 16A 16B 16C 16D 24A 24B 24C 24D 32G 32H Wenke, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File 18A 18B JRP Chalco area (NE corner), 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III
File Prahl 2nd, 1972 Oversize Folder 8 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco III