Bk. II. Ch. X. FURNITURE OF CHURCHES. 583 of St. Ouen's (of which we can alone judge from drawings) and of the larger cathedrals ; though of these we are able to form some idea by following out the design of the lateral screens, of which they formed a part. If to these we add the altars of the minor chapels, with the screens that divided them from the nave, the tombs of wealthy prelates and nobles, the oi-gan galleries, with their spiral stairs and richly-carved 435. Kood-Screen fioni ihe JNladelaiue at Troyes. (From Ariiaud, " Voyage dafis I'Aube.") instrument cases, and all the numberless treasures of art accumulated by wealth and piety, we may form some idea of what a Mediaeval cathedral really was, though scarcely one now exists in any j^art of Europe in an entire state. Domestic Architecture. It is probable that specimens remain sufficient to elucidate in an archaeological point of view the progress of domestic architecture in