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.
Douglas XOD on water. en Douglas XOD observation floatplane under test by the United States Navy author PDNAVY Douglas OD no known copyright restrictions Morning Sunshine PDUSGovMilitaryNavy
Page 2023 Free-images.com. All images are Public Domain