TY  - BOOK
T1  - Stripping-coal resources of the United States--January 1, 1970.
DA  - 1970.
CY  - Washington,
AU  - Averitt, Paul,
CN  - QE75
CN  - QE75
PB  - U.S. Govt. Print. Off.,
PP  - Washington,
PY  - 1970.
ID  - 527
KW  - Coal mines and mining
KW  - Strip mining
TI  - Stripping-coal resources of the United States--January 1, 1970.
ER  -