Breton, Adela. i^ome obsidian workings in Mexico. FROM: Transactions of the 13th Inter- national ^ongress of Americanists, Kev^ York, 1902, pp. 265-268. '3 3:tV MV^EVMoFTHEA/nER-lCAN INDIAN: AlARSHALL H. SAVILLE COLLECTION Huntington Free Library Native American Collection CORNELL UNIVERSITY LIBRARY >' t, e>->»^Ay