ScientificAmerican1882-04-29.jpg Scientific American 1882-04-22ThumbnailsScientific American 1882-05-06Scientific American 1882-04-22ThumbnailsScientific American 1882-05-06Scientific American 1882-04-22ThumbnailsScientific American 1882-05-06Scientific American 1882-04-22ThumbnailsScientific American 1882-05-06Scientific American 1882-04-22ThumbnailsScientific American 1882-05-06

Progress of the new East River bridge at Blackwell's Island. Ravenswood Bridge.



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

Restoration by: magscanner