Gregory, H.E., 1947, Colorado drainage basin: American Journal of Science, v. 245, Nov. 1947, p. 694-705. Authors Gregory, H.E. Publication Date 1947 Citation American Journal of Science, v. 245, Nov. 1947, p. 694-705. State AZ CA NV UT Province CP TR BR County CN MO LP YU Placenames Glen Canyon Marble Canyon Little Colorado River Valley Lake Mead area Keywords Physiography Landscape Evolution Tectonic Geomorphology More Keywords Physiography, Landscape Evolution, Tectonic Geomorphology, AzGeoBib RefNum 3836
