Scott 1914 mint 18c - Space Achievement - Cooling Electric Systems, 1981 Commemorative Stamps, representative stamp imaged.
Scott 1914 mint 18c - Space Achievement - Cooling Electric Systems, 1981 Commemorative Stamps, representative stamp imaged.
Scott 1914 mint 18c - Space Achievement - Cooling Electric Systems, 1981 Commemorative Stamps, representative stamp imaged.