GLIDER WITHOUT TAIL TESTED OUT Dr. George A. Spratt of Coatesville, Pennsylvania and friends assemble his new tail-less glider plane, which keeps its balance in the air with an unusual movable wing. Dr. Spratt then tests his invention with a brief flight and landing.
MARINE RAILWAY The Army goes amphibious again with a new portable Marine Railway. Riding on 9 1/2 foot tires, it's designed to beach any craft up to seventy-five tons in weight, operating on any type of bottom.
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