@article{17615,
      author = {Leighton, Morris M.},
      url = {http://library.usi.edu/record/17615},
      title = {Mineral resource research and activities of the State  Geological Survey, 1953-1954.},
      recid = {17615},
      pages = {56 p. :},
      address = {Urbana,},
      year = {1955},
}