390 A History of Art in Ancient Egypt. chambers with columns, and a flight of steps leading up on to the flat roof. A dark apartment or crypt, divided into two stories by a floor of large stone slabs, may have been used as a storehouse. These farthest apartments seem to have been arranged in no sort of order. We shall not here enter into such matters as the construction of the seven parallel vaults in the naos ; for that a future opportunity will be found ; ^ at present our business is to Fig. 225. — Seti, willi the attributes of Osiri>, between Amen, to whom he is paying homage, and Chnoum. make the differences between the temple at Abydos and that of Khons and its congeners, clearly understood. The distinction lies in the seven lono^itudinal subdivisions, beofinninof with the seven doors in the facade of the hypostyle hall, and ending in the vaulted chambers which form the same number of sanctuaries. Seen from outside, the temple would not betray its want of unity ; ^ Full particulars of the more obscure i)arts of the temple at Abydos will be found in Mariette's first volume.