@misc{indiciaeb59f76fd4962,
  title = {Structure of the Sugarloaf Mountain area, Maryland, as a key to piedmont stratigraphy},
  author = {J. Anna and G. W. Stose},
  year = {1951},
  doi = {10.1130/0016-7606(1951)62[697:sotsma]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70221629},
  note = {Source identifier: 70221629}
}