Picryl description: Public domain image of a coal mine, industrial facility, mining industry, early 20th-century industrial architecture, free to use, no copyright restrictions.
Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description
California 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 a More
Public domain scan of a vintage map, plan, atlas, free to use, no copyright restrictions - Picryl description.
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Picryl description: Public domain photo of vintage California postcard, free to use, no copyright restrictions image.