ScientificAmerican1877-08-25.jpg Scientific American 1872-11-23ThumbnailsScientific American 1872-11-23ThumbnailsScientific American 1872-11-23ThumbnailsScientific American 1872-11-23ThumbnailsScientific American 1872-11-23Thumbnails
Improved radial drilling machine. Clapp's new chemical fire engine.



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

Restoration by: magscanner