United Airlines, DC-6 Mainliner 300, youngsters to grandparents
Two of these cards are available, in identical condition: each mailed with one stamp and postmark (one in 1948, one in 1949), and minor postmark ink transfer on the front (Grades: 2).
Two of these cards are available, in identical condition: each mailed with one stamp and postmark (one in 1948, one in 1949), and minor postmark ink transfer on the front (Grades: 2).