The wood-carving, the glass windows, the sculpture, inside and out, were done mostly in workshops on the spot, but besides these fixed objects, precious works of the highest perfection filled the church treasuries. Their money-value was great then; it is greater now. No world's-fair is likely to do better today. After five hundred years of spoliation, these objects fill museums still, and are bought with avidity at every auction [....] Royalty and feudality spent their money rather on arms and clothes. The Church alone was universal patron, and the Virgin was the dictator of taste.

Mont Saint Michel and Chartres (1904)