This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
brigadier general clarence s. bill irvine special collection photo brigadiergeneralclarencesbillirvinespecialcollectionphoto north american aviation northamericanaviation north american aviation northamericanaviation north american northamerican naa north american mitchell northamericanbmitchell north american northamericanb north