ScientificAmerican1899-01-07.jpg Popular Mechanics 1909-05ThumbnailsScientific American 1902-05-31Popular Mechanics 1909-05ThumbnailsScientific American 1902-05-31Popular Mechanics 1909-05ThumbnailsScientific American 1902-05-31Popular Mechanics 1909-05ThumbnailsScientific American 1902-05-31Popular Mechanics 1909-05ThumbnailsScientific American 1902-05-31
Construction of the new East River Bridge, New York City. Anchor plate, inside cables, anchor platform, steel deck flooring, air lock hoist, completed pier on the Brooklyn side.



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

Restoration by: magscanner