@misc{indiciaee771e7cd5552, title = {Water levels and artesian pressures in observation wells in the United States, 1953, Part 3, North-Central States}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1955}, doi = {10.3133/wsp1267}, url = {https://pubs.usgs.gov/publication/wsp1267}, note = {Source identifier: wsp1267} }