TY  - BOOK
AU  - Myers,W.M.
TI  - ... Problems and trends in the mineral industries of Pennsylvania
T2  - Pennsylvania.  State College.  Mineral Industries Experiment Station.  Bulletin 17 [i.e. 27]
AV  - TN24.P4 M9
U1  - 338.2 
PY  - 1939///
CY  - State College, Pa.
PB  - School of Mineral Industries, The Pennsylvania State College
KW  - Mineral industries
KW  - Pennsylvania
ER  -