First air mail flight from Managua (Nicaragua) to Miami, Florida (USA), part of U.S. foreign air mail route (F.A.M.) 5, on May 15, 1929; signed by PAA pilot C. D. [Caspar Dorman] Swinson, and addressed to Rowe.
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Basil Lee Rowe First Day Air Mail Covers, Acc. NASM.XXXX.0487, National Air and Space Museum, Smithsonian Institution.