ScientificAmerican1892-05-14.jpg Scientific American 1882-10-14ThumbnailsScientific American 1893-05-13Scientific American 1882-10-14ThumbnailsScientific American 1893-05-13Scientific American 1882-10-14ThumbnailsScientific American 1893-05-13Scientific American 1882-10-14ThumbnailsScientific American 1893-05-13Scientific American 1882-10-14ThumbnailsScientific American 1893-05-13
Purdue University, Lafayette, Indiana. The Engineering, Electrical, and Mechanical laboratories.



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

Restoration by: magscanner