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:
andrew lech collection vehicle airplane aircraft SDASM.TITLE Douglas DWC SDASM.CATALOG Lech SDASM.DATE SDASM.ADDITIONAL INFORMATION Span ' Length ' ampquotampquot Engine HP Liberty SDASM.COLLECTION Andrew Lech Collection SDASM.TAGS Andrew Lech Collection PUBLIC COMMONS.SOURCE INSTITUTION San Diego Air and Space Museum Archive SDASM.TITLE