TY  - BOOK
AU  - Rubey,William Walden
TI  - Geology and mineral resources of the Hardin and Brussels quadrangles in Illinois.
AV  - QE75 .P9 no. 218
PY  - 1952///
CY  - Washington
PB  - U.S. Govt. Print. Off.
KW  - Geology
KW  - Illinois
KW  - Hardin quadrangle
KW  - Brussels quadrangle
KW  - Mines and mineral resources
N1  - Bibliographical footnotes
ER  -