@misc{indiciae656ff0634e46, title = {Surface water supply of the United States, 1942, Part VII, Lower Mississippi River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1943}, doi = {10.3133/wsp957}, url = {https://pubs.usgs.gov/publication/wsp957}, note = {Source identifier: wsp957} }