@misc{indiciae0f05afd2f10e,
  title = {Map of the Mitchell Creek mine, Upson County, Georgia},
  author = {J. C. Olson and P.W. Gates},
  year = {1944},
  doi = {10.3133/ofr4467},
  url = {https://pubs.usgs.gov/publication/ofr4467},
  note = {Source identifier: ofr4467}
}