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What stained-glass project did Duccio design for Siena Cathedral?
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Duccio
The Virgin Enthroned with the Child, Surrounded by the Patrons of Siena, Angels, and Saints, central panel of the Maestà, tempera on wood panel by Duccio, 1308–11; in the Siena Opera della Metropolitana, Italy.
Duccio designed the large round stained-glass window located in the choir of the Siena Cathedral. Commissioned between 1287 and 1288, this project is recognized as the earliest known example of stained glass produced by an Italian artist.1