Tracery is an architectural device by which windows are divided into sections of various proportions by stone bars or ribs of moulding. Most commonly, it refers to the stonework elements that support
Plate tracery, Laon Cathedral, north rose window
Plate tracery, Lincoln Cathedral "Dean's Eye" rose window (c. 1225)
Rayonnant bar tracery, Notre-Dame de Paris, north rose window
Bar tracery with cusped circles, Reims Cathedral, apse chapel
French Gothic stained glass windows were an important feature of French Gothic architecture, particularly cathedrals and churches built between the 12th century and 16th century. While stained glass h
Basilica of Saint-Denis, Apse, axial chapel, The Annonciation, with Abbot Suger, the patron, depicted at the feet of the Virgin. (1140–1144)
Windows of the Chapel of the Virgin at the Basilica of Saint-Denis. The Tree of Jesse window is on the right
Detail of the Tree of Jesse window, Basilica of Saint-Denis (1140–44)