@misc{indiciae6337658ec32e, title = {Surface water supply of the United States, 1916, Part VII, Lower Mississippi River basin}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1918}, doi = {10.3133/wsp437}, url = {https://pubs.usgs.gov/publication/wsp437}, note = {Source identifier: wsp437} }