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Biplanes flying in formation, with ropes holding pennants between them. Content: "Camera Reveals Secrets of Sleep," "Can a Plane Rise Straight Up?" "How to Get a Good Patent," "Vacuum Tube a Mile Long," "Perfect Golf Swing found and Explained," and items on radio, gliding, aviation, automobiles, and the home workshop.



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Source: ebay seller powerangers

Restoration by: magscanner