22. Cf. _Mon. myst. Mithra_, I, p. 75, p. 219.--For Egypt see Georges
Foucart, "L'art et la religion dans l'ancienne Egypte," _Revue des idées_,
Nov. 15, 1908.
23. The narrative and symbolic sculpture of the Oriental cults was a
preparation for that of the Middle Ages, and many remarks in Mâle's
beautiful book _L'Art du XIII^e siècle en France_, can be applied to the
art of dying paganism.