@article{121850,
      author = {Cobb, Edward H.},
      url = {http://library.usi.edu/record/121850},
      title = {Placer deposits of Alaska,},
      publisher = {U.S. Govt. Print. Off.,},
      recid = {121850},
      pages = {vi, 213 p. :},
      address = {Washington,},
      year = {1973},
}