AS THIS issue of Popular Science Monthly is published, in automobile shows and dealers' showrooms all over the country are being exhibited the world's first scientificially streamlined stock cars. Introduced by leading American manufacturers, they mark a new stride …. They have driven at high speeds strange cars studded with pitot tubes which recorded air pressures at different points on the body. They added lines of brilliant dye to streams of water passing over … …

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Automobile Traditions Challenged by First Streamlined Stock Cars …