@article{293832,
      recid = {293832},
      title = {Bibliography of North American geology.},
      publisher = {U.S. Govt. Print. Off.;},
      address = {Washington,},
      pages = {v.},
      note = {Issue for 1950 called: Annotated bibliography of North  American geology.},
      url = {http://library.usi.edu/record/293832},
}