ScientificAmerican1872-11-02.jpg Scientific American 1872-10-26ThumbnailsScientific American 1872-11-09Scientific American 1872-10-26ThumbnailsScientific American 1872-11-09Scientific American 1872-10-26ThumbnailsScientific American 1872-11-09Scientific American 1872-10-26ThumbnailsScientific American 1872-11-09Scientific American 1872-10-26ThumbnailsScientific American 1872-11-09

Pneumatic elevator at the Ayresome Irone Works.



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

Restoration by: magscanner