TY - BOOK AU - Condra,GeoE. AU - Scherer,Oliver Joseph AU - Johnson,William Russell TI - Upper Carboniferous formations in the Lower Platte Valley, AV - QE135 .A43 no. 16 PY - 1939/// CY - Lincoln PB - University of Nebraska, Conservation and Survey Division KW - Geology, Stratigraphic KW - Carboniferous KW - Geology KW - Nebraska N1 - "Annotated bibliography": p. 16-18 ER -