Public domain image of a train station in Boston, Massachusetts, free to use, no copyright restrictions - Picryl description
Picryl description: Public domain image of a park, trees, outdoors, free to use, no copyright restrictions.
New York stereoscopic card. Robert Dennis's stereographs collection includes more than 72,000 stereoscopic views organized primarily by geography. The collection bears the name of the native New Yorker who ass More
Public domain scan of the back of stereograph card, stereoscopic view, 19th century, free to use, no copyright restrictions - Picryl description
Public domain image related to an industrial revolution, industry history, factory building, 19th century, free to use, no copyright restrictions image - Picryl description.