[6] Görres, “Die christliche Mystik,” Regensburg, 1840, vol. iii, pp. 190 sqq.
[7] Virna Sheard, “The Jewelled Princess,” in Canadian Magazine.
[8] De Mély, “Les lapidaires de l’antiquité et du moyen-âge,” vol. ii, “Les lapidaires grecs,” Paris, 1898, pp. 1-50.
[9] Lucas, “The Swallowing Stones by Seals,” Science, N. S., vol. xx, No. 512, pp. 537, 538; Report of Fur Seal Investigation, vol. iii, p. 68.
[10] Hoernes, “Urgeschichte der bildenden Kunst,” Wien, 1898, p. 108.
[11] Giglioli, “Materiale per lo studio della ‘Età della Pietra,’” Archivio per l’Antropologia e l’Etnologia, vol. xxxi, p. 83, Firenze, 1901.
[12] Rose, “Handleiding tot de Kennis van diamanten,” etc., Amsterdam, 1891, p. 110.
[13] “Della storia naturale delle Gemme,” Napoli, 1730, Vol. I, pp. 131-137.
[14] Il., xxiv, 795, 796.
[15] Paper by Dr. Paul Ferez in the Revue de l’Hypnotisme, Paris, No. 10, April, 1906, p. 306.