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:
st aero squadron collection photo staerosquadroncollectionphoto world war one worldwarone people groupshot outdoor monochrome Catalog Title st Aero Squadron Collection Photo Date Additional Information World War One Repository San Diego Air and Space Museum Archive Catalog Title st Aero Squadron Collection Photo Date Additional