@misc{indiciae953d995d8697, title = {Surface water supply of the United States, 1925, Part IX, Colorado River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1929}, doi = {10.3133/wsp609}, url = {https://pubs.usgs.gov/publication/wsp609}, note = {Source identifier: wsp609} }