Scott 1151 mint sheet 4c (70) - SEATO, Unity Peace Progress, 1960 Commemorative Stamps. representative stamp imaged.
Scott 1151 mint sheet 4c (70) - SEATO, Unity Peace Progress, 1960 Commemorative Stamps. representative stamp imaged.
Scott 1151 mint sheet 4c (70) - SEATO, Unity Peace Progress, 1960 Commemorative Stamps. representative stamp imaged.