[ 18.] Lake, and G. Rietschel, “Weihnachten in Kirche, Kunst and Volksleben” (Bielefeld and Leipsic, 1902), 10.

[ 19.] Conybeare, lxxviii.

[ 20.] A. Lupi, “Dissertazioni, lettere ed altre operette” (Faenza, 1785), i. 219 f., mentioned in article “Nativity” in T. K. Cheyne's “Encyclopædia Biblica” (London, 1902), iii. 3346.

[ 21.] Chambers, “M. S.,” i. 234.

[ 22.] Ibid. i. 235; F. Cumont, “The Monuments of Mithra” (Eng. Trans., London, 1903), 190.

[ 23.] G. Negri, “Julian the Apostate” (Eng. Trans., London, 1905), i. 240 f.

[ 24.] Chambers, “M. S.,” i. 235.

[ 25.] Duchesne, “Christian Worship,” 265.

[ 26.] Tille, “Y. & C.,” 146.

PART I.—THE CHRISTIAN FEAST