TY - BOOK AU - Ostrom, Meredith E. CN - QE105 CN - QE105 CY - Urbana, DA - 1957. ID - 17390 KW - Trace elements. KW - Limestone KW - Geology, Stratigraphic PP - Urbana, PY - 1957. T1 - Trace elements in Illinois Pennsylvanian limestones. TI - Trace elements in Illinois Pennsylvanian limestones. ER -