Scott 1754 mint sheet 13c (50) - Dr. Papanicolaou, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1754 mint sheet 13c (50) - Dr. Papanicolaou, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1754 mint sheet 13c (50) - Dr. Papanicolaou, 1978 Commemorative Stamps, representative stamp imaged.