i68 A History of Art in Ancient Egypt. the upper extremities of these holes should be noticed (Fig, i6i). Finally there are buildings in which these openings are the only sources of illumination. This is notably the case in the Temple of Amada. The upper part of our plan (Fig. 162) represents the roof of that temple and the symmetrically arranged openings with which it is pierced. Fig. 161. — Light openings in a lateral aisle of the Hypostyle Hall in the Ramesseum. From a photograph. The Ptolemaic Temple of Edfou is much more generously treated in the matter of light. Its fiat roof is pierced by two large rectangular openings resembling the compluvmm of a Pompeian house, and making it, in a certain sense, hypaethral. No example of such an arrangement has been met with in the Pharaonic k H r 'B Q 3 €. iJ.- S S m Q a B a a U _-'i .Jtr: Fig. 162. — The Temple of Amada. Fig. 163. — Clattstra, from a painting. temples. It is possible that its principle was directly borrowed from the Greeks. It is hardly so consistent with the national ideas and traditions as the claustra. Palaces and private houses were, as we have said, better lighted than the temples. The illustrations in the preceding chapter