TY  - BOOK
AU  - Hill,James M.
TI  - Barytes and barium products in 1916
T2  - Mineral Resources of the United States, 1916-Part II
U1  - 553.6 
PY  - 1917///
CY  - Washington, D.C.
PB  - Government Printing Office
KW  - MINERIA
KW  - BARITA
KW  - BARIO
KW  - PRODUCTOS DE BARIO
N1  - Impreso
ER  -