A Comparison of Formative Cultures in the Americas. Diffusion or the Psychic Unity of Man. James A. Ford. Smithsonian Institution Press, Washington, D.C., 1969 (available from Superintendent of Documents, Washington, D.C.). xviii + 214 pp. + plates. $7.75. Smithsonian Contributions to Anthropology, vol. 11
A Comparison of Formative Cultures in the Americas. Diffusion or the Psychic Unity of Man. James A. Ford. Smithsonian Institution Press, Washington, D.C., 1969 (available from Superintendent of Documents, Washington, D.C.). xviii + 214 pp. + plates. $7.75. Smithsonian Contributions to Anthropology, vol. 11
A Comparison of Formative Cultures in the Americas. Diffusion or the Psychic Unity of Man. James A. Ford. Smithsonian Institution Press, Washington, D.C., 1969 (available from Superintendent of Documents, Washington, D.C.). xviii + 214 pp. + plates. $7.75. Smithsonian Contributions to Anthropology, vol. 11