The “Red Air Mail Stamps | Skymaster postage stamp was issued in 1949. This listing is for 10 total vintage postage stamps of the stamp pictured
Airmail Powered Flight Postage Stamps — Little Postage House
Red Aviation United States Stamps for sale
5 Cent Aviation US Stamps for sale
5 Cent Air Mail Photograph by Pat Turner - Pixels
C19 - 1934 6c Rotary Perf 10-1/2 x 11 - Mystic Stamp Company
C32 - 1946 5c DC-4 Skymaster - Mystic Stamp Company
Red Air Mail Stamps Skymaster (5 Cents Each) — Little Postage House
5 Cent Airmail
VINTAGE ~ AIR MAIL ~ Red 6 Cent Stamp ~ Cancelled/Posted ~ c.1941
5 Cent Airmail