@misc{indiciae1b2adb2ff83b, title = {Surface water supply of the United States, 1936, Part VII, Lower Mississippi River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1937}, doi = {10.3133/wsp807}, url = {https://pubs.usgs.gov/publication/wsp807}, note = {Source identifier: wsp807} }