License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Emanuel van Meteren. Mary, Queen of Scots (from "Historia Belgica nostri potissimum temporis, Belgii sub quatuor Burgundis et totidem Austriacis Principibus conjunctionem et gubernationem breviter," page 410), ca. 1600. The Metropolitan Museum of Art.