Unknown Artist, ‘Angel of the Annunciation and Maria Annunziata (from the Apsidal Window of the Altenberg Convent Church)’, c. 1290/1300, Städel Museum

Collection: The Metropolitan Museum of Art, The Cloisters, New York

"Heaven on Display: The Altenberg Altar and Its Imagery"

Venue: Städel Museum, Frankfurt am Main (2016)

About Unknown Artist