This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
WACO UBF. en WACO UBF biplane Own work by uploader taken at the Historic Aircraft Restoration Museum St Louis www historicaircraftrestorationmuseum org TimVickers Historic Aircraft Restoration Museum Waco UBF
Page 2023 Free-images.com. All images are Public Domain