TY  - BOOK
T1  - Spar Mountain sandstone in Cooks Mills area, Coles and Douglas Counties, Illinois.
DA  - 1959.
CY  - Urbana,
AU  - Whiting, L. L.
VL  - 267
CN  - QE105
CN  - QE105
PB  - Illinois State Geological Survey,
PP  - Urbana,
PY  - 1959.
ID  - 62116
KW  - Sandstone.
KW  - Geology
KW  - Geology
TI  - Spar Mountain sandstone in Cooks Mills area, Coles and Douglas Counties, Illinois.
ER  -