TY  - BOOK
AU  - Stoek,H.H.
TI  - The Pennsylvania anthracite coal field,
AV  - TN805 .P4585
PY  - 1902///
CY  - Washington
PB  - Govt. print. off.
KW  - Coal mines and mining
KW  - Pennsylvania
N1  - "Literature": p. 117
ER  -