@article{65555,
      note = {Cover title.},
      author = {Pryor, Wayne Arthur. and Ross, Charles A.,},
      url = {http://library.usi.edu/record/65555},
      title = {Geology of the Illinois parts of the Cairo, La Center, and  Thebes quadrangles},
      recid = {65555},
      pages = {39 p. :},
      address = {Urbana,},
      year = {1962},
}