[22] Wilkinson, op. cit., vol. iii. p. 247.
[23] “Les Métaux dans les Inscrip. Egypt.,” 1877, p. 57.
[24] “Zeitsch. f. Ægypt. Sprache,” &c., 1870, p. 114.
[25] Op. cit., p. 67. Dr. Birch translates ba en pe “heavenly wood” or “stone” (Arch., vol. xxxviii. p. 377; Hierog. Dict.). See also a paper by the Rev. Basil Cooper in Trans. Devon. Assoc., vol. ii. p. 386, and Day, “Preh. Use of Iron and Steel,” p. 41.
[26] Chabas, op. cit., p. 47. Lepsius, op. cit., p. 57.
[27] “Photii Bibliotheca,” ed. 1653, col. 1343.
[28] “Herod.,” lib. ii. c. 152.
[29] Trans. Ethnol. Soc., vol. iv. p. 5.
[30] Soldi, “L’Art Egypt.,” p. 25.
[31] Χαλκεύειν δὲ καὶ τὸ σιδηρεύειν έλεγον, καὶ χαλκεάς, τοὺς τὸν σίδηρον ἐργαζομένους (Julius Pollux, “Onomasticon,” lib. vii. cap. 24).