What medium is "A donor and his sons protected by his patron, a bishop"?

A donor and his sons protected by his patron, a bishop is Stained glass.

Is "A donor and his sons protected by his patron, a bishop" in the public domain?

Yes, A donor and his sons protected by his patron, a bishop is in the public domain and available for free download under CC0 license.

This artwork was created ca. 1520.

Unknown Artist

ca. 1520

Medium

Stained glass

Dimensions

Overall: 21 3/4 × 19 1/2 in. (55.2 × 49.5 cm)

Classification

Glass-Stained

Culture

Flemish

Department

European Sculpture and Decorative Arts

Museum

Metropolitan Museum of Art, New York, NY

Credit

Mr. and Mrs. Isaac D. Fletcher Collection, Bequest of Isaac D. Fletcher, 1917

Accession Number

17.120.10