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Scientific American 1877-11-24

ScientificAmerican1877-11-24.jpg Popular Science 1947-09ThumbnailsScientific American 1893-02-11Popular Science 1947-09ThumbnailsScientific American 1893-02-11Popular Science 1947-09ThumbnailsScientific American 1893-02-11Popular Science 1947-09ThumbnailsScientific American 1893-02-11Popular Science 1947-09ThumbnailsScientific American 1893-02-11

The 42nd Street sewage tunnel, New York City.



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

Restoration by: magscanner