License, verbatimCC0
The Metropolitan Museum of Art: Open Access, Creative Commons Zero (CC0). Flagged isPublicDomain=true in the museum's own record.
Israhel van Meckenem. Six Roundel Patterns for a Goldsmith: the Coronation of the Virgin, God the Father with the Body of Christ, St. Eustace or St. Hubert, the Conversion of St. Paul, Charlemagne and St. Helen, and St. Elizabeth, ca. 1480–90. The Metropolitan Museum of Art.