Parker, J., 1993, Channel change on the Santa Cruz River, Pima County, Arizona, 1936-86: U.S. Geological Survey Open-File Report 93-0041, 65 p. Authors Parker, J. Publication Date 1993 Citation U.S. Geological Survey Open-File Report 93-0041, 65 p. State AZ Province BR County PM Placenames Tucson Basin Santa Cruz Valley Keywords Fluvial Geomorphology More Keywords Fluvial Geomorphology, AzGeoBib RefNum 13874