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The Mass of Saint Gregory
From the collection of Art Institute of Chicago. Free to download, adapt and use — no permission needed.
Credit lineThe Mass of Saint Gregory. c. 1615. Simon Frisius (Dutch, c. 1580–1629), after Jan Gossaert (Flemish, 1478–1532). The Art Institute of Chicago, Charles Hack and the Hearn Family Trust Collection, purchased with funds provided by the Harry B. and Bessie K. Braude Memorial, Amanda S. Johnson and Marion J. Livingston, anonymous, and Suzanne Searle Dixon endowment funds. CC0.