SE)1947-52 MEXICO, FLIGHT SYMBOLS MASK 4OC SCTC211, MAYAN PROFILE 50C SCTC220E, HALF MOON DANCE 1P SCT C220GP, GUERRERO´S ARCHITECTURE 2P TYPE 2 SCTC220H WMK. 300, 5P WMK ARCHITECTURE. 279 SCT C196 & MODERN BUILDING, MEXICO CITY 20P TYPE 1 WMK. 279 SCTC198, ALL 6 MNH STAMPS