Details on the Strasbourg Rosace by Professor Spencer Topel

The Strasbourg Rosace (Rose) is a stained-glass window at the entrance of the Strasbourg Cathedral in Strasbourg, France. This particular window structure was designed and built under the supervision of Erwin von Steinbach, who was among three builders who guided the project to a completed state. The Strasbourg Rose is a notable masterwork within the cathedral, and exhibits stunning symmetrical grace, consisting of carefully proportioned transitions of darkness and light. Stone provides a negative space between the glass, which under optimal daylight conditions, produces an intense, pure, color.  (read more)