TY  - BOOK
AU  - Clegg, Kenneth Edward.
CN  - QE105
CN  - QE105
CY  - Urbana :
DA  - 1961.
ID  - 10897
KW  - Geology, Stratigraphic
KW  - Coal
N1  - Part of illustrative matter in pocket.
PB  - Illinois State Geological Survey,
PP  - Urbana :
PY  - 1961.
T1  - Subsurface geology and coal resources of the Pennsylvanian system in Sangamon, Macon, Menard, and parts of Christian and Logan Counties, Illinois /
TI  - Subsurface geology and coal resources of the Pennsylvanian system in Sangamon, Macon, Menard, and parts of Christian and Logan Counties, Illinois /
ER  -