ScientificAmerican1872-11-23.jpg Scientific American 1872-09-21ThumbnailsScientific American 1877-08-25Scientific American 1872-09-21ThumbnailsScientific American 1877-08-25Scientific American 1872-09-21ThumbnailsScientific American 1877-08-25Scientific American 1872-09-21ThumbnailsScientific American 1877-08-25Scientific American 1872-09-21ThumbnailsScientific American 1877-08-25
Upright boring machine.



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

Restoration by: magscanner