Pennsylvania 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
Picryl description: Public domain image from Robert Dennis collection of stereoscopic prints, free to use, no copyright restrictions.
Picryl description: Public domain image from the Schomburg Center for Research in Black Culture in Harlem, free to use, no copyright restrictions image. The Schomburg Center for Research in Black Culture in Har More
Picryl description: Public domain photograph of a ship, docks, navy, free to use, no copyright restrictions.
Public domain image of an industrial building, factory, structure, works, 19th-20th century industrial revolution, free to use, no copyright restrictions - Picryl description