@misc{indiciae027bb8ff3103,
  title = {Hydrogeologic atlas, Taneytown and Emmitsburg quadrangles, Carroll County, Maryland},
  author = {James M. Weigle and John T. Hilleary},
  year = {1981},
  url = {https://pubs.usgs.gov/publication/70047511},
  note = {Source identifier: 70047511}
}