[102]. The Complete Works of Benjamin Franklin, ed. by John Bigelow, New York and London, 1888, vol. x, pp. 282–285.
[103]. See the writer’s “Gems and Precious Stones of North America,” New York, 1890, Pl. 4, and also his “Precious Stones” in 20th Annual Report of the U. S. Geological Survey, Pt. VI, Washington, 1899, p. 577.
[104]. Cornelii Taciti, “Libri qui supersunt,” vol. ii, Lipsiæ, 1885, p. 243.
[105]. Sat. vi, 572; ix, 50.
[106]. Lib. v, 37, 9; xi, 8, 6.
[107]. Pfizmeier, Sitzungsbericht d. phil.-hist. Kl., Wien, 1866, vol. xliii, p. 195.
[108]. Plinii, “Naturalis historia,” Lib. xxxvii, cap. 12.
[109]. Lean’s Collectanea, vol. ii, Pt. II, Bristol, 1903, p. 640.
[110]. Waver. Especially interesting as all amber changes in time.
[111]. Plinii, “Naturalis historia,” Lib. xxxvii, cap. 11.