text:  Here we have columns from whose high architraves the Gothic arch springs vigorously; walls perfectly covered with old Byzantine mosaics; a roof of marvellous lightness and almost modern elegance; still the critic who is bound by _metier_ to find fault with violated canons will we must own be at no loss for a text in the church of Monreale--a building which is however of sufficient importance in ecclesiastical architecture to have been designed measured and engraved in whole and in part in a splendid volume published in folio by the Duke of Serra di Falco