@misc{indiciae5e1dac3e1dc3,
  title = {Map showing original (pre-mining) distribution of coal in Kentucky River Area Development District and vicinity, Eastern Kentucky},
  author = {Wayne L. Newell and C. L. Rice},
  year = {1977},
  doi = {10.3133/mf865c},
  url = {https://pubs.usgs.gov/publication/mf865C},
  note = {Source identifier: mf865C}
}