@misc{indiciaedab5aeb52ec1,
  title = {Map showing bedrock topography and subcrop of selected beds beneath alluvial deposits of the Sutherland quadrangle, Daviess County, Kentucky},
  author = {A. E. Smith},
  year = {1969},
  doi = {10.3133/i596},
  url = {https://pubs.usgs.gov/publication/i596},
  note = {Source identifier: i596}
}