TY  - BOOK
AU  - Sterrett,Douglas Bovard
TI  - Mica deposits of the United States,
T2  - U. S. Geological survey. Bulletin 740
AV  - TN933 .S85
U1  - 557.3 
PY  - 1923///
CY  - Washington
PB  - Govt. Print. Off.
KW  - Mica
N1  - At head of title: Department of the Interior
ER  -