TY - BOOK AU - Lee, Kwang Yuan, CN - QE75 CN - QE75 CN - QE676 CY - Washington : DA - 1977. ID - 6516 KW - Geology, Stratigraphic KW - Geology KW - Geology PB - U.S. Govt. Print. Off., PP - Washington : PY - 1977. T1 - Triassic stratigraphy in the northern part of the Culpeper Basin, Virginia and Maryland / TI - Triassic stratigraphy in the northern part of the Culpeper Basin, Virginia and Maryland / ER -