@article{7994,
      url = {http://library.usi.edu/record/7994},
      title = {Librarians of Congress, 1802-1974.},
      publisher = {Library of Congress : for sale by the Supt. of Docs., U.S.  Govt. Print. Off.,},
      recid = {7994},
      pages = {ix, 273 p. :},
      address = {Washington :},
      year = {1977},
}