Mexico, 1861, 1r Black on Green + 2r Black on Pink, Three Singles, Mexico, tied by grid on circle handstamps (Schatzkes 827) on folded letter sheet to Puebla, oval Mexico date stamp below, Very Fine, a scarce and unusual high value franking, ex Mazepa. Scott No. 7+8  Estimate $300 - 400. $0 (Image)