ScientificAmerican1872-11-23.jpg Scientific American 1872-11-16ThumbnailsScientific American 1872-11-30Scientific American 1872-11-16ThumbnailsScientific American 1872-11-30Scientific American 1872-11-16ThumbnailsScientific American 1872-11-30Scientific American 1872-11-16ThumbnailsScientific American 1872-11-30Scientific American 1872-11-16ThumbnailsScientific American 1872-11-30

Upright boring machine.



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

Restoration by: magscanner