@article{200535,
      note = {Distributed to depository libraries in microfiche.},
      author = {Zimbelman, David R.},
      url = {http://library.usi.edu/record/200535},
      title = {Analytical results for rock samples collected from the  Mercur and Ophir mining districts, Utah, the Lookout Pass  prospect area, Utah, and the Ferber mining district, Nevada  [microform] /},
      publisher = {United States Department of the Interior, Geological  Survey :},
      recid = {200535},
      pages = {i, 20 leaves :},
      address = {[Denver, CO ] :},
      year = {1991},
}