@article{263372,
      recid = {263372},
      author = {Bullock, John H. and Folger, Helen W.},
      title = {Spectrographic analyses of insoluble-residue samples,  within and adjacent to the Joplin 1° x 2° quadrangle,  Missouri and Kansas drill hole nos. 109, 110, and 111 /  [microform] :},
      publisher = {U.S. Dept. of the Interior, Geological Survey :},
      address = {Denver, CO :},
      pages = {1 v.},
      year = {1990},
      note = {Distributed to depository libraries in microfiche.},
      url = {http://library.usi.edu/record/263372},
}