CULBERTSON, William C.
Geology and coal resources of the coal-bearing rocks of Alabama / by William C. Culbertson. -- Washington : United States Government Printing Office, 1964 - 79 p. + map. -- (Geological Survey Bulletin ; 1182-B).
Alabama
Estratigrafía
551.7(761)
Geology and coal resources of the coal-bearing rocks of Alabama / by William C. Culbertson. -- Washington : United States Government Printing Office, 1964 - 79 p. + map. -- (Geological Survey Bulletin ; 1182-B).
Alabama
Estratigrafía
551.7(761)