Page:A History of Art in Ancient Egypt Vol 1.djvu/202

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ii6 A History of Art in Ancient Egypt. elements. In order to form a rigid and stable whole, the several faces must be allied by reciprocal interpenetration at the angles. It was necessary to call attention once for all to these general characteristics of wooden construction, because we shall hereafter have occasion to examine the forms and motives which stone architecture borrowed from wood in the case of other people besides the Egyptians. We must now determine the particular characteristics offered by the material in Egypt, as they may be learnt in the representations to which we have already referred. When a wall has to be built of wood so as neither to warp nor give way, it is necessary to make use of a certain number of oblique Fig. 82. — Elements of wooden construction. members. This is one of the elementary rules of the carpenter's art, and to form an idea how it was applied in our own country it is enough to cast an eye over any of the wooden buildings of the middle ages or of the renaissance. The Egyptians were not ignorant of the advantages conferred by the use of these oblique members because they employed them frequently in their furniture ; but they seem never to have introduced them into the construction of their buildings. All joints are there made at a right angle. They were probably led to reject oblique lines by their unwillingness to break in upon the simple harmony of vertical and horizontal lines