64, USED, MATAMOROS 9-69, AND CANCEL
64, USED, MAZATLAN 8-70, AND CANCEL
64, USED, MEXICO 1-71, AND CANCEL, HUGE MARGINS
64, USED, QUERETARO 12-71, WITH MEPSI CERTIFICATE
64, USED, SAN LUIS POTOSI AND OVERPRINT IN BLUE, 5-69, NICE
64, USED, SAN LUIS POTOSI, 8 FOR 5, ERROR IN NUMBERS, AND CANCEL
64, USED, TAMPICO 39-71, AND CANCEL, SCARCE
64, USED, URES 31-69, AND CANCEL
64, USED, VERACRUZ 2-70, AND CANCEL GREAT MARGINS
64a, USED, COLIMA 11-71, AND CANCEL
65, MINT, NG
66, MINT, OG HR
69, MINT, OG HR
69, MINT, OG HR, ACAPULCO, 25-72
69, USED
69, USED, MEXICO 1-72, AND CANCEL
69, USED, OAXACA 23-70, AND UNLISTED CANCEL
69, USED, PUEBLA, 4-70, UNLISTED, SCARCE
70, MINT, NG
70, MINT, OG HR, MONTERREY 7-71, AND CANCEL, SCARCE
70, MINT, OG HR, MONT. 7-71, & CANCEL, SCARCE, EXTRA SALVAGE, NICE
71, MINT, OG VLH
71, USED
71, USED PAIR, FRANCO CANCEL, 23-72, ANOTADO, GREAT PAIR
71, USED, VERACRUZ, 2-70, ANOTADO
71, USED, ZACATECAS, 13-71, ANOTADO
73, USED
72, USED PAIR, ZACATECAS, 13-71, ANOTADO, GREAT PAIR!
72, USED, ANOTADO