@misc{indiciae38fb5693f4ea,
  title = {Map of the Chisholm-Dewey Lake area, Minnesota, showing surficial geology and contours on the piezometric surface},
  author = {Bruce A. Liesch and Ralph F. Norvitch},
  year = {1961},
  doi = {10.3133/ofr6188},
  url = {https://pubs.usgs.gov/publication/ofr6188},
  note = {Source identifier: ofr6188}
}