@article{226598,
      recid = {226598},
      author = {Trace, Robert Denny, and Amos, Dewey Harold,},
      title = {Stratigraphy and structure of the western Kentucky  fluorspar district /},
      publisher = {U.S. Govt. Print. Off.,},
      address = {Washington :},
      pages = {iv, 41 p. :},
      year = {1984},
      note = {Folded col. map in pocket.},
      url = {http://library.usi.edu/record/226598},
}