The J. Paul Getty Museum
John A. Spencer
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 A. Spencer. Notices of Sculptures in Ivory [...] and A Catalogue of Specimens of Ancient Ivory-Carvings in Various Collections [...], 1856. The J. Paul Getty Museum.