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.
Keywords from Image Description:
Architectural detail from the doorway of the National Academy of Science in Washington D.C LCCN.tif transparency in or smaller Notes Title date and keywords provided by the photographer Digital image produced by Carol Highsmith to represent her original film transparency some details may differ between the film and the digital