@article{64709,
      recid = {64709},
      author = {Crawford, Thomas J.},
      title = {Compilation of coal and petroleum production data for  Kentucky.},
      publisher = {Kentucky Geological Survey,},
      address = {Lexington,},
      pages = {43 p.},
      year = {1958},
      url = {http://library.usi.edu/record/64709},
}