Scott 1711 mint sheet 13c (50) - Colorado Statehood Centennial, 1977 Commemorative Stamps, representative stamp imaged.
Scott 1711 mint sheet 13c (50) - Colorado Statehood Centennial, 1977 Commemorative Stamps, representative stamp imaged.
Scott 1711 mint sheet 13c (50) - Colorado Statehood Centennial, 1977 Commemorative Stamps, representative stamp imaged.