Public domain scan of drawing, 17th-century zoological illustration, free to use, no copyright restrictions image - Picryl description
Public domain natural history illustrated book page scan, 16th century, free to use, no copyright restrictions image - Picryl description.
Philadelphia 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 of a deer, elk, wild animal, free to use, no copyright restrictions.