Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description
Picryl description: Public domain image of a factory, plant, manufacture, assembly line, industrial facility, early 20th-century industrial architecture, free to use, no copyright restrictions.
Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Connecticut 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 More
Kentucky 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