21, USED, GUANAJUATO WITH SILAO CANCEL, 11-1866, SUB #14, HUGE

21, USED, GUAYMAS AND CANCEL, 110-1865, 4 MARGINS, SMALL TEAR AND THIN

21, USED, JALAPA, 12-1865, SUB #146 WITH PEROTE CANCEL, GREAT MARGINS

21, USED, JALAPA, 146-1865, SUB #12 WITH PEROTE CANCEL, LARGE MARGINS

21, USED, MAZATLAN AND CANCEL, 70-1865, GREAT MARGINS

21, USED, MEXICO AND CANCEL, 117-1866

21, USED, MEXICO AND CANCEL, 157-1865

21, USED, MEXICO AND CANCEL, 229-1864 SM

21, USED, ORIZABA AND CANCEL, 238-1864 SM, LARGE MARGINS

21, USED, ORIZABA AND CANCEL, 72-1865, HUGE MARGINS

21, USED, PUEBLA AND IZUCAR CANCEL, 56-1865, SUB #43, NICE MARGINS

21, USED, PUEBLA AND TEHUACAN CANCEL, 37-1865, SUB #33, HUGE MARGINS

21, USED, PUEBLA AND TEXMELUCAN CANCEL, 53-1866, SUB #27, HUGE MARGINS

21, USED, QUERETARO AND PROBABLY SAN MIGUEL DE ALLENDE CANCEL, 57-1865, SUB #37, 200 SENT, GREAT MARGINS

21, USED, QUERETARO WITH SALAMANCA CANCEL, 33-1866, SUB #21, HUGE MARGINS

21, USED, SAN LUIS POTOSI AND CANCEL, 10-1865, SUB #2, OK MARGINS

21, USED, SAN LUIS POTOSI AND CANCEL, 208-1865, SUB 19 (2X), LARGE MARGINS

21, USED, SAN LUIS POTOSI AND CANCEL, 83-1865, SUB #76, SLIGHT CREASE, 4 MARGINS

21, USED, SAN LUIS POTOSI AND MATEHUALA CANCEL, 139-1865, SUB #?, HUGE

21, USED, SOYANIQUILPAN WITH SOYANIQUILPAN CANCEL, 68-1865, HUGE MARGINS AND STRONG CANCEL – SCARCE AND DESIRABLE

21, USED, TAMPICO AND CANCEL, 62-1865, OK MARGINS

21, USED, TAMPICO AND CANCEL, 9-1866, LARGE MARGINS

21, USED, TEPEJI DEL RIO, 207-1865 WITH BOLD CANCEL, 5 EXIST, GORGEOUS!

21, USED, TLALPUJAGUA WITH ANGANGUEO CANCEL, 106-1866, COUPLE VERY SMALL THINS, HUGE