Análisis arqueológico del yacimiento de obsidiana de Sierra de Las Navajas, Hidalgo

"Results of recent mapping of an obsidian source area called Cerro Cruz del Milagro, a portion of the Sierra de Las Navajas (Pachuca). Artifacts and archaeological features such as mines are described. Monograph also contains a valuable oversized plane map, b/w photographs, and line drawings"--Handbook of Latin American Studies, v. 57.