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Build a Soap-Box Car

woodworking

Four wheels, a plank, a steering rope, two parents — the classic American gravity racer. Heir to the Soap Box Derby.

source
Popular Mechanics, 1936–38 (verify per issue); Boys' Life · Popular Mechanics, 1936–38 (verify per issue); Boys' Life
card id
card_n_f1e483b64f08

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