Loess and related eolian deposits of the world : vol. 12 ; proceedings VIIth congress / Edited by C. Bertrand Schultz and John C. Frye. International Association for Quaternary Research. Schultz, C. Bertrand (Charles Bertrand), 1908- ed. Frye, John Chapman, 1912- ed. National Research Council (U.S.) Loess. QE696 .I55 vol. 12 550 LOE The proceedings of the VII congress of the association, sponsored by the U.S. National Academy of Sciences-National Research Council, and held in Boulder and Denver, Colo., Aug. 14-Sept. 19, 1965. Includes bibliographies. Lincoln : University of Nebraska Press, c1968. c1968. 1968 Text 369 p. : eng