Author: RABBITT, M.C. ET AL.
Title: The Colorado River region and John Wesley Powell.
Description: 1969, US Geological Survey Prof. Pap. 669; 145 pp. fp. (portrait), 97 fig./phot. Collection of 4 papers. Added: Prof. Pap. 670: John Wesley Powell and the anthropology of the Canyon country, 30 pp. 18 fig./phot. without covers. Orig. boards, very good, 4to.

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