TY  - BOOK
TI  - Mineral Facts And Problems
SN  - 024004018933
U1  - 622.0617 19
PY  - 1975///
CY  - Washington
PB  - United States Department Of The Interior
KW  - Mines And Mineral Resources
KW  - US
KW  - Mineral Industries
N1  - Includes bibliographical references and indexs
ER  -