@article{30871,
      note = {Cover title.},
      author = {Frye, John C.},
      url = {http://library.usi.edu/record/30871},
      title = {Stratigraphy and mineralogy of the Wisconsin loesses of  Illinois},
      publisher = {Illinois State Geological Survey,},
      recid = {30871},
      pages = {55 p.},
      address = {Urbana,},
      year = {1962},
}