TY  - BOOK
AU  - Condra,GeoE.
TI  - Correlation of the Pennsylvanian beds in the Platte and Jones point sections of Nebraska,
T2  - Nebraska. Geological Survey. Bulletin 3, second ser
AV  - QE135 .A4 no. 3
PY  - 1930///
CY  - [Lincoln]
PB  - Printed by the authority of the state of Nebraska
KW  - Geology
KW  - Nebraska
KW  - Geology, Stratigraphic
KW  - Carboniferous
N1  - At head of title: The University of Nebraska
ER  -