Aggradation and degradation of alluvial sand deposits, 1965 to 1986, Colorado River, Grand Canyon National Park, Arizona
Subtitle: executive summary
By: by John C. Schmidt and Julia B. Graf ; prepared in cooperation with the U.S. Bureau of Reclamation
Contributors: Graf, Julia B; United States. Bureau of Reclamation; Geological Survey (U.S.)
Series: U.S. Geological Survey open-file report -- 87-561
Publisher: Dept. of the Interior, U.S. Geological Survey; Books and Open-File Reports Section [distributor
Published: 1988
Place of publication: [Denver, Colo.?]
Language: eng
Format: Microform
Subjects: Sand -- Arizona -- Grand Canyon National Park; Alluvium -- Arizona -- Grand Canyon National Park; Sedimentation and deposition -- Colorado River Valley (Colo.-Mexico)
Notes: "April 1988."

Includes bibliographical references (p. 15)