ScientificAmerican1897-08-21.jpg Scientific American 1877-09-15ThumbnailsScientific American 1897-11-20Scientific American 1877-09-15ThumbnailsScientific American 1897-11-20Scientific American 1877-09-15ThumbnailsScientific American 1897-11-20Scientific American 1877-09-15ThumbnailsScientific American 1897-11-20Scientific American 1877-09-15ThumbnailsScientific American 1897-11-20
Rotunda of Library of Congress building. Capitol terminal of the Library-Capitol carrier.



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

Restoration by: magscanner