[50] See Palæont. Society, 1874—Boyd Dawkins’ Preliminary Treatise, Chapter II.
[51] R. D. Darbishire, Proceed. Manchester Numismatic Society, Part II. 1865: “On some Autonomous Coins of Ancient Spain.”
[52] Vetusta Monumenta, vol. vi.
[53] I have to thank the Rev. J. R. Green for allowing me to quote this passage from his work, which is now in the press.
[54] Antiquités Suisses, Second Supplement; Lausanne, 1867, p. 15, Pl. xii. figs. 3, 4.
[55] La Seine Inférieure, 4to., 1867, p. 203.
[56] See Kemble, “Horæ Ferales,” 4to.; Description of Plates by A. W. Franks, p. 64.
[57] ταῦτα φασι τὰ χρώματα τοὺς ἐν Ὠκεανῷ βαρβάρους ἐγχεῖν τῷ χάλκῳ διαπύρῳ, τὰ δὲ συνίστασθαι καὶ λιθοῦσθαι, καὶ σώζειν ἃ ἐγράφη (Icon. lib. i. c. 28). The art was evidently unknown in Rome at this time.
[58] Notice des Émaux du Musée du Louvre, 1857, pp. 25, 26.
[59] Eckroyd Smith, Trans. Hist. Soc. Lancashire and Cheshire, 1866. Limestone Caves of Craven.