Scott 1760-63 mint 15c - American Owls, 4 varieties, attached, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1760-63 mint sheet 15c (50) - American Owls, 4 varieties, attached, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1761 mint 15c - American Owls - Saw-Whet, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1762 mint 15c - American Owls - Barred, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1763 mint 15c - American Owls - Great Horned, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1764 mint 15c - Trees - Giant Sequoia, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1764-67 mint 15c - Trees, 4 varieties, attached, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1764-67 mint sheet 15c (40) - Trees, 4 varieties, attached, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1765 mint 15c - Trees - White Pine, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1766 mint 15c - Trees - White Oak, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1767 mint 15c - Trees - Gray Birch, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1768 mint 15c - Madonna, Christmas, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1769 mint 15c - Hobby Horse, Christmas, 1978 Commemorative Stamps, representative stamp imaged.
Scott 1770 mint 15c - Robert F. Kennedy, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1770 mint sheet 15c (48) - Robert F. Kennedy, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1771 mint 15c - Martin L. King Jr., 1979 Commemorative Stamps, representative stamp imaged.
Scott 1771 mint sheet 15c (50) - Martin L. King Jr., 1979 Commemorative Stamps, representative stamp imaged.
Scott 1772 mint 15c - International Year of the Child, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1772 mint sheet 15c (50) - International Year of the Child, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1773 mint 15c - John Steinbeck, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1773 mint sheet 15c (50) - John Steinbeck, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1774 mint 15c - Albert Einstein, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1774 mint sheet 15c (50) - Albert Einstein, 1979 Commemorative Stamps, representative stamp imaged.
Scott 1775 mint 15c - PA Toleware - Coffee Pot, 1979 Commemorative Stamps, representative stamp imaged.
