Scott C8 mint 15c - Map of US & Airplanes (olive brown), Air Post 1926-27 Stamps, representative stamp imaged. þ
Scott C8 mint 15c - Map of US & Airplanes (olive brown), Air Post 1926-27 Stamps, representative stamp imaged. þ
Scott C8 mint 15c - Map of US & Airplanes (olive brown), Air Post 1926-27 Stamps, representative stamp imaged. þ