Scott C118 mint 45c - Samuel Langley, Air Post 1988 Stamps, representative stamp imaged.
Scott C119 mint 36c - Igor Sikorsky, Air Post 1988 Stamps, representative stamp imaged.
Scott C12 mint 5c - Winged Globe (violet), Air Post 1989 Stamps, representative stamp imaged.
Scott C120 mint 45c - French Revolution, Air Post 1989 Stamps, representative stamp imaged.
Scott c120, Postal Commemorative Society, 45 cent airmail Bicentennial of the French Revolution of 1989
Scott C121 mint 45c - Americas Issue (Key Marco Cat) Air Post 1989 Stamps, representative stamp imaged.
Scott C122 mint 45c - Futuristic Mail Delivery - Spacecraft Air Post 1989 Stamps, representative stamp imaged.
Scott C122-25 mint 45c - Futuristic Mail Delivery, 4 attached Air Post 1989 Stamps, representative stamp imaged.
Scott C123 mint 45c - Futuristic Mail Delivery - Air Suspended Hover, Air Post 1989 Stamps, representative stamp imaged.
Scott C124 mint 45c - Futuristic Mail Delivery - Moon Rover, Air Post 1989 Stamps, representative stamp imaged.
Scott C125 mint 45c - Futuristic Mail Delivery - Space Shuttle, Air Post 1989 Stamps, representative stamp imaged.
Scott C127 mint 45c - Americas Issue (Island Beach), Air Post 1990 Stamps, representative stamp imaged.
Scott C128 mint 50c - Harriet Quimby, Air Post 1991-93 Stamps, representative stamp imaged.
Scott C129 mint 40c - William Piper, Air Post 1991-93 Stamps, representative stamp imaged.
Scott C16 mint 5c - Winged Globe (violet)), Air Post 1931-32 Rotary Press Printing, perf 10 1/2 x 11 Stamps, representative stamp imaged.
Scott C17 mint 8c - Winged Globe (olive bistre)), Air Post 1931-32 Rotary Press Printing, perf 10 1/2 x 11 Stamps, representative stamp imaged.
Scott C19 mint 6c - Winged Globe (dull orange), Air Post 1934 Design of 1930 Stamps, representative stamp imaged.
Scott C20 mint 25c - China Clipper (blue), Air Post 1935 Trans-Pacific Issue Stamps, representative stamp imaged.
Scott C21 mint 20c - China Clipper (green), Air Post 1935 Trans-Pacific Issue Stamps (1937 type of 1935 issue, date omitted), representative stamp imaged.
Scott C22 mint 50c - China Clipper (carmine), Air Post 1935 Trans-Pacific Issue Stamps (1937 type of 1935 issue, date omitted), representative stamp imaged.
Scott C23 mint 6c - Eagle (dark blue & carmine), Air Post 1938 Stamps, representative stamp imaged.
Scott C25 mint 6c - Transport Plane, Air Post 1941-44 Transport Issue Stamps, representative stamp imaged.
Scott C26 mint 8c - Transport Plane, Air Post 1941-44 Transport Issue Stamps, representative stamp imaged.
Scott C27 mint 10c - Transport Plane, Air Post 1941-44 Transport Issue Stamps, representative stamp imaged.
