ScientificAmerican1899-07-22.jpg Scientific American 1894-10-06ThumbnailsScientific American 1894-10-06ThumbnailsScientific American 1894-10-06ThumbnailsScientific American 1894-10-06ThumbnailsScientific American 1894-10-06Thumbnails
Niagara Falls Power Plant. Power house, wheelpit, and tailrace tunnel. Rotary transformer for local railway supply. 5000 HP Generators.



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

Restoration by: magscanner