The J. Paul Getty Museum
License, verbatimCC0
The J. Paul Getty Museum: image dedicated to the public domain under Creative Commons Zero (CC0), stated on the media record itself ('Rights for Media'), with download clearance.
John Beasley Greene. [Pyramides de Giseh, Travaux de M. Mariette, Porte de Granit Découverte à Gauche du Sphinx Excavations], December 1853. The J. Paul Getty Museum.