[242]. Axel Garboe, “Kunsthistoriske Studier over Ædelstene,” Kjbenhavn og Kristiania, 1915, p. 254.
[243]. See Axel Garboe, “Kulturhistoriske Studier over Ædelstene, med særligt Henbilk paa det 17. Aarhundrede,” Kjbenhavn og Kristiania, 1915, pp. 141 sqq.
[244]. U. F. B. Brückmann, “Abhandlung von Edelsteinen,” Braunschweig, 1757, pp. 4, 5 of preface.
[245]. John and Andrew Van Rymsdyk, “Museum Brittanicum,” 2 ed. revised and corrected by P. Boyle, London, 1791, p. 51.
[246]. Fernie, “Precious Stones for Curative Wear,” Bristol, 1907, p. 256.
[247]. Von Hovorka and Kronfeld, “Vergleichende Volksmedizin,” Stuttgart, 1908, vol. i, p. 355. Communication of Dr. Christof Hartungen, Jr.
[248]. Damigeron, “De lapidibus,” ed. Abel, Berol., 1881, p. 177.
[249]. Plinii, “Naturalis historia,” lib. xxxvi, cap. 54.
[250]. Orphei, “Lithica,” ed. Abel, Berol., 1881, vs. 610 sqq.
[251]. Pselli, “De lapidum virtutibus,” ed. Bemond, Lug. Bat., 1745, p. 10.