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:
papers sam d. heron special collection sketch drawing cartoon indoor white background text SDASM.TITLE Wright Brothers Engine SDASM.CATALOG Heron SDASM.ADDITIONAL INFORMATION Drawn by J.H. Clark A.R.Ae.S. SDASM.COLLECTION Papers of Sam D. Heron Special Collection SDASM.TAGS Papers of Sam D. Heron Special Collection PUBLIC COMMONS.SOURCE