TY - BOOK ID - 145473744 TI - Paleotectonic investigations of the Pennsylvanian System in the United States. AU - McKee, Edwin D. AU - Crosby, Eleanor J. AU - Geological Survey (U.S.) PY - 1975 PB - Washington : United States Department of the Interior, Geological Survey, DB - UniCat KW - Geology, Stratigraphic KW - Geology KW - Geology. KW - Geology, Stratigraphic. KW - Pennsylvanian Geologic Period. KW - From 280 to 310 million years ago KW - United States. UR - https://www.unicat.be/uniCat?func=search&query=sysid:145473744 AB - ER -