ScientificAmerican1908-12-05.jpg Scientific American 1908-11-28ThumbnailsScientific American 1908-12-05aScientific American 1908-11-28ThumbnailsScientific American 1908-12-05aScientific American 1908-11-28ThumbnailsScientific American 1908-12-05aScientific American 1908-11-28ThumbnailsScientific American 1908-12-05aScientific American 1908-11-28ThumbnailsScientific American 1908-12-05a

Special New York 1898-1908 Engineering Number. A steelworker rides an I-Beam up in the open air, as a crane lifts it into place in building a new skyscraper.



Artist: C. McKnight-Smith

Source: Steve Kirch, creator of a wonderful website about SCIENTIFIC AMERICAN in the past

Restoration by: magscanner