@article{107911,
      note = {Errata sheet inserted.},
      author = {Jacobson, R. J.},
      url = {http://library.usi.edu/record/107911},
      title = {Coal resources of Grundy, La Salle, and Livingston  Counties, Illinois /},
      publisher = {Illinois State Geological Survey,},
      recid = {107911},
      pages = {58 p. :},
      address = {Champaign :},
      year = {1985},
}