@article{226516,
      author = {Lockwood, John P.},
      url = {http://library.usi.edu/record/226516},
      title = {Mount Abbot quadrangle, central Sierra Nevada,  California--analytic data /},
      publisher = {U.S. Govt. Print. Off.,},
      recid = {226516},
      pages = {iii, 18 p. :},
      address = {Washington :},
      year = {1975},
}