File Middle formative (also early Formative) Jeff Mary Xochimilco Milpa Alta Oversize Folder 3 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco I
File SE Teo Valley Tlalmanalco Oversize Folder 5 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco I
File Chalco II In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings
File Milpa Alta Survey-D'Altroy Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Rapid Survey-Prahl Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Amecameca Survey Map #1 1972-Prahl Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Amecameca Basin Survey Map #2-Area B Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Supplementary Map #1 of Amecameca Basin Survey Map Area B Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Amecameca Basin-Tentative Physiographic Zones 1972-Prahl Oversize Folder 7 In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings » Chalco II
File Chalco III In: Jeffrey R. Parsons papers, 1960-2013 (majority within 1966-1992) » Maps, 1960-1984 » Rolled Tracings