l62 A History of Art in Ancient Egypt. Windows. The royal pavilion at Medinet-Abou is the only building in Egypt which has preserved for us those architectural features which we call windows. They differ one from another, even upon this single building, as much as the doors. One of them (Fig. 153) is enframed like the doorway at Gournah ; but the jambs are merely the ends of the courses which make up the Ni '^v sr M^^^^^AJMM^^ Figs. 153, 154- — Windows in the Royal Pavilion at Medinet-Abcu. wall, and their salience is very slight. On the other hand a window frame with a very bold relief (Fig. 154) is to be found in the same building. This window is a little work of art in itself It is surmounted by a cornice, over which again appear various emblems carved in stone, making up one of the most graceful compositions to be found in Egyptian architecture. § 9. T/ie Illuminatio7i of the Temples. We have described the way in which the Egyptian architects treated doors and windows from an artistic point of view ; we have yet to show the method which they adopted for allowing sufficient light to penetrate into their temples, that is, into those