This article for National Geographic describes the National Geographic Society-Smithsonian Institution Archeological Expedition to Western Panama. It includes descriptions of archeological finds and the daily activities of the archaeologists and of the local population.
Smithsonian Institution History Bibliography
National Geographic Vol. 95, No. 13 (Contained within)
Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu