Mary E. Pye New World Archaeological Foundation No description specified. 1-3 (3 Records) Documents The Authentication of the Codex Maya of Mexico, Previously Known as the Grolier, through Scientific Analysis (2019) Ritual Landscapes and Cave Networks of Eastern Guerrero, Mexico (2017) Who Are the Olmec in Eastern Guerrero? From Grafitti to Monuments in the Caves of Guerrero (2017)