562a, MINT, OG HR, VERTICAL OVERPRINT
574a VAR. MINT,OG LH, GUMMED ON FRONT, GREAT ITEM
574a, MINT, OG HR, IMPERF PAIR
575a, MINT, OG LH, IMPERF PAIR
576 VAR. MINT, OG HR, BLUE PROOF
576 VAR. MINT, OG HR, BROWN PROOF
576 VAR. MINT, OG HR, GREEN PROOF
576 VAR. MINT, OG HR, RED PROOF
576 VAR. USED, BLUE COLOR
576 VAR., MINT, NG, IMPERF PAIR
577 VAR., MINT, OG LH
577b, MINT, OG LH, WITH MEPSI CERTIFICATE
582a, MINT, OG NH, (2) OVERPRINT (1) VERT
582b, MINT, OG NH, INVERTED TABLET
585, MINT, OG LH
587a, MINT, OG LH, VERTICAL TABLET
590, MINT, OG LH
590, USED
81, MINT, LH, UNUSUAL W/O DISTRICT OR DATES, W/ WMK PAPEL SELLADO
81, MINT, OG LH, HUEJUTLA, 19-72, WITH WATERMARK PAPEL SELLADO
81, USED, ACAPULCO 2-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
81, USED, VERACRUZ 50-72, & CANCEL, WITH WATERMARK PAPEL SELLADO
81, USED, VERACRUZ & CANCEL, 50-72, WITH WATERMARK PAPEL SELLADO
81a, USED PAIR, CD. BRAVOS 11-74, & CANCEL, COUPLE THINS, WMK LA+F
82, USED, DURANGO 15-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
82, USED, GUANAJUATO, 18-72, AND CANCEL
82, USED, JALAPA 20-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
82, USED, LAGOS 22-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
82, USED, ORIZAVA 29-72, & CANCEL, WMK PAPEL SELLADO, HUGE MARGINS
82, USED, PAIR, VERACRUZ, 50-72, WITH WATERMARK PAPEL SELLADO
82, USED, PAIR, ZAC 51-72, & CANCEL, 1 STAMP WITH WMK PAPEL SELLADO
82b, MINT, OG LH, ZACATECAS, 51-73, WATERMARK LA+F
82b, USED, PUEBLA 34-74, AND CANCEL, WATERMARK LA+F
82b, USED, SALT 36-73, & CANCEL, WMK LA+F, BEAUTIFUL EXTENDED STAMP
82b, USED, TOLUCA 46-73, AND CANCEL, WATERMARK LA+F
83, USED, COLIMA 9-92, AND CANCEL, WITH WATERMARK PAPEL SELLADO
83, USED, MAZATLAN 26-71, & CANCEL, WITH WATERMARK PAPEL SELLADO
83, USED, OAXACA 30-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
83, USED, ORIZAVA 29-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
83, USED, QUERETARO 35-72,& CELAYA CANCEL, WITH WMK PAPEL SELLADO
83, USED, VERACRUZ 50-72, & CANCEL, WITH WATERMARK PAPEL SELLADO
83b, MINT, NG,OTUMBA, 31-74, WATERMARK LA+F
83b, MINT, NG, OTUMBA, 31-74, WATERMARK LA+F
83b, USED, GUANAJUATO 52-73, AND CANCEL, WATERMARK LA+F
83b, USED, PUEBLA 34-73, AND CANCEL, WATERMARK LA+F
83b, USED, VERACRUZ 50-73, AND CANCEL, WATERMARK LA+F
83b, USED, ZACATECAS 51-73, AND CANCEL, WATERMARK LA+F
84, USED, MATAMOROS 25-72, & CANCEL, WMK PAPEL SELLADO
84, USED, VERACRUZ 50-72, & CANCEL, WITH WMK PAPEL SELLADO
86, USED, GTO 18-72, & CANCEL, TINY THIN, WITH WMK PAPEL SELLADO
86, USED, MATAMOROS 25-72 & CANCEL, WITH SCARCE PS WATERMARK
86, USED, PUEBLA 34-72, AND CANCEL, WITH WATERMARK PAPEL SELLADO
86, USED, SLP 37-72, & CANCEL, TINY THIN, W/WMK PAPEL SELLADO
88a, USED, MEXICO 1-74, AND CANCEL, PERFED, WATERMARK LA+F
89a, USED, MEX 1-73, & CANCEL, PERFED, TINY CORNER THIN, WMK LA+F
89a, USED, MEXICO 1-73, AND CANCEL, PERFED, WATERMARK LA+F
93, MINT, NG, TLAPACHULA, 43-72, VERY VERY SCARCE
93, MINT, OG, TACUBAYA, 29-73, VERY SCARCE
93, USED
93, USED, (9), DIFFERENT NUMBERS AND/OR CANCELS, (1) SHOWN
93, USED, 12-73, WITH VICTORIA AND MIER CANCEL
93, USED, ACAPULCO, 2-73 AND CANCEL
93, USED, CHALCO, 6-72, AND CUAUTLA MORELOS CANCEL
93, USED, DURANGO 15-73, AND NAZAS CANCEL
93, USED, JALAPA 20-73, AND PEROTE CANCEL
93, USED, LAGOS 22-72, WITH OJUELOS CANCEL, CLEAR CANCEL
93, USED, MERIDA, 27-73, WITH FANTASTIC PROGRESO CANCEL
93, USED, OAXACA, 30-72, BEAUTIFUL, CLEAR HAJUAPAN DE LEON CANCEL
93, USED, SALTILLO, 36-73, WITH GREAT GUERRERO CANCEL
93, USED, SALTILLO 36-73, W/ VILLA PIEDRAS NEGRAS CANCEL, FANTASTIC
93, USED, SAN LUIS POTOSI, 37-72, WITH CATORCE CANCEL