From creating artificial pearls to building a steam boiler, these vintage projects for indoors and outdoors offer a tremendous range of possibilities. Over 250 classic plans and instructions explain how to make model airplanes, greeting cards, a motion-picture camera, a radiophone, a cipher code, motor-driven sleds, and other projects. Drawn from the best of Popular Mechanics magazines from the 1910s and '20s, they combine the excitement and satisfaction of building and creating with the lasting value of learning the practical applications of scientific principles.
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