@article{333906,
      note = {Originally published: Report on the exploration of the  Colorado River of the West and its tributaries. Washington  : Govt. Print. Off., 1875.},
      author = {Powell, John Wesley,},
      url = {http://library.usi.edu/record/333906},
      title = {The exploration of the Colorado River and its canyons /},
      publisher = {Penguin Books,},
      recid = {333906},
      pages = {xii, 397, [10] p. of plates :},
      address = {New York :},
      year = {2003},
}