Stained Glass in Medieval Europe – The Metropolitan Museum of Art

New York: Harvey Miller Publishers and Metropolitan Museum of Art for American Corpus Vitrearum, Inc., 2003. Raguin, Virginia Chieffo. Stained Glass: From Its Origins to the Present. New York: Abrams, 2003. Additional Essays by Department of Medieval Art and The Cloisters. Department of Medieval Art and The Cloisters.

https://www.metmuseum.org/toah/hd/glas/hd_glas.htm