Mexico, 1874, 100c carmine, Saltillo, horizontal pair, cons 36-74, with 1874, 25c blue + 50c green on 1874 registered front to Mexico City, tied by Saltillo oval date stamps, matching certification boxed date stamp and oval handstamps at sides, Very Fine. Scott No. 111+109+110  Estimate $250 - 350. $0 (Image)