Note IX-92 — Chapter IX · ANTIQUITIES OF THE CENTRAL PLATEAUX. (continued 2)
Reading edition
Tylor's Anahuac, pp. 96, 100, with cut of a knife or spear-head; Burkart, Mexico, tom. i., pp. 124-5. Löwenstern speaks of the obsidian mines of Guajolote, which he describes as ditches one or two mètres wide, and of varying depth; having only small fragments of the mineral scattered about. Mexique, p. 244.