W. Duke, Sons & Co.
License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
W. Duke, Sons & Co.. Governor Jackson, Maryland, from "Governors, Arms, Etc." series (N133-2), issued by Duke Sons & Co., ca. 1888. The Metropolitan Museum of Art.