Jean-Baptiste Lassus
…Priory. Lassus took commissions to design churches and extensions to convents. In 1835 he began to restore Saint-Séverin, Paris. In 1836 Lassus and Félix Duban were given the task of restoring Sainte-Chapelle. He worked on this project for the rest of his life, concentrating on the spire and the decorations…