NICHOLS, Thomas C.
Engineering geology of the Paducah East quadrangle in Kentucky / by Thomas C. Nichols. -- Washington : United States Government Printing Office, 1968 - 13 p. + map. -- (Geological Survey Bulletin ; 1258-A).
Geología
Ingeniería
Kentucky
55:62(769)
Engineering geology of the Paducah East quadrangle in Kentucky / by Thomas C. Nichols. -- Washington : United States Government Printing Office, 1968 - 13 p. + map. -- (Geological Survey Bulletin ; 1258-A).
Geología
Ingeniería
Kentucky
55:62(769)