Picryl description: Public domain image of a portrait of composer or musician, free to use, no copyright restrictions.
Picryl description: Public domain photograph of a 19th-century costume, fashion, free to use, no copyright restrictions.
Public domain image of an engraving, male portrait, free to use, no copyright restrictions - Picryl description
Public domain image of a balloon aerostat, early aeronautics, no copyright restrictions image - Picryl description
Picryl description: Public domain image of an early aircraft, balloon, airship, free to use, no copyright restrictions.
Public domain photograph of male portrait print, engraving, 18th-19th century, free to use, no copyright restrictions image - Picryl description
Public domain photograph - aircraft, aviation, free to use, no copyright restrictions image - Picryl description
Public domain scan of 19th-19th century print, free to use, no copyright restrictions image - Picryl description