Archaeological Investigations in British GuianaClifford Evans,Betty J. Meggers · First published 1986Open the Tome
Environmental Limitation on the Development of CultureBetty J. Meggers · First published 1975Open the Tome
Archeological Investigations On The Rio Napo, Eastern Ecuador - Smithsonian Contributions To Anthropology Volume 6Clifford And Betty J. Meggers Evans · First published 1968Open the Tome
Early Formative Period of Coastal EcuadorClifford Evans and Emilio Estrada Betty J. Meggers · First published 1965Open the Tome
Archeological Investigations at the Mouth of the Amazon (Smithsonian Institution Bureau of American Ethnology Bulletin 167)Clifford Meggers Betty J./Evans · First published 1957Open the Tome
Archeological invistigations at the mouth of the amazonBetty J. Meggers and Clifford Evans · First published 1957Open the Tome
