Picryl description: Public domain photograph of workers, war production, aircraft, airfield, the 1930s -1940s, free to use, no copyright restrictions.
New Hampshire 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 wh More
Picryl description: Public domain image of a bridge, water, historic structure, free to use, no copyright restrictions.