TY  - BOOK
AU  - UNITED STATES DEPARTAMENT OF THE INTERIOR
TI  - YEARBOOK MINERALS
T2  - 0
U1  - 050.549 
PY  - 1946///
CY  - WASHINGTON
PB  - GOVERNMENT PRINTING OFICC
KW  - 3464OBRAS GENER
N1  - YEARBOOK-MINERALS/1944
ER  -