Note 2020 — Chapter XI · EXPORTS AND IMPORTS.
Reading edition
Valmont de Bomare, Dictionnaire d’Histoire Naturelle, t. iii. p. 414. Anselm. Boet. Gemm. et Lapid. Hist. ii. 164, p. 336, observes, that jet is sometimes found in Britain, and our antiquarian, Camden, speaks of its being sometimes dug up from pits near Okewood in Surrey. Britannia, col. 163.