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Scientific American 1925-10

Scientific American 1925-10.jpg Scientific American 1920-09-04ThumbnailsShort Wave and Television 1937-05Scientific American 1920-09-04ThumbnailsShort Wave and Television 1937-05Scientific American 1920-09-04ThumbnailsShort Wave and Television 1937-05Scientific American 1920-09-04ThumbnailsShort Wave and Television 1937-05




All in a day's work for a surveyor hauling himself across a narrow canyon over a rampaging river, slung from a single cable.
Artist: Howard V. Brown

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

Restoration by: magscanner