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Scientific American 1920-11-27

ScientificAmerican1920-11-27.jpg Scientific American 1920-10-23ThumbnailsStarret Tools -1915AScientific American 1920-10-23ThumbnailsStarret Tools -1915AScientific American 1920-10-23ThumbnailsStarret Tools -1915AScientific American 1920-10-23ThumbnailsStarret Tools -1915A

Detecting and locating automobile engine troubles with the stethoscope.



Artist: Howard V. Brown

Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner