Public domain
Shuttle mail delivery demonstrated. Washington, D.C., May 19. The feasibility of a shuttle airmail service was demonstrated here today as part of National Airmail Week when an autogyro, piloted by John Miller, landed on the city postoffice grounds with a cargo of mail from the branch postoffice at W
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Credit lineShuttle mail delivery demonstrated. Washington, D.C., May 19. The feasibility of a shuttle airmail service was demonstrated here today as part of National Airmail Week when an autogyro, piloted by Joh. 1938-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.