The J. Paul Getty Museum
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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.
Claude-Marie Ferrier. Exhibition of the Works of Industry of all Nations, 1851. Reports by The Juries on The Subjects in the Thirty Classes...[4 vols], 1852. The J. Paul Getty Museum.