met-cloisters: Roundel with the Crucifixion, the Virgin, and Saint John, ca. 1525–30, Metropol
met-cloisters: Roundel with the Crucifixion, the Virgin, and Saint John, ca. 1525–30, Metropolitan Museum of Art: CloistersThe Cloisters Collection, 1932Size: Overall Diam.: 8 1/8 in. (20.6 cm)Medium: Colorless glass, silver stain, vitreous painthttps://www.metmuseum.org/art/collection/search/471129 -- source link