@misc{indiciae844e7b3234a7, title = {Surface water supply of the United States, 1947, Part IX, Colorado River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1949}, doi = {10.3133/wsp1089}, url = {https://pubs.usgs.gov/publication/wsp1089}, note = {Source identifier: wsp1089} }