TY  - BOOK
T1  - A geography of minerals
DA  - [1969]
CY  - Dubuque, Iowa,
AU  - Voskuil, Walter H.
CN  - TN146
CN  - TN146
PB  - W. C. Brown Co.
PP  - Dubuque, Iowa,
PY  - [1969]
ID  - 13604
KW  - Mines and mineral resources.
TI  - A geography of minerals
ER  -