TY  - BOOK
AU  - Curtis,Diane
AU  - Houser,Shirley Loleta (Simpson)
TI  - Bibliography of U. S. Geological Survey trace elements and related reports,
T2  - Geological Survey circular,
AV  - QE75 .C5 no. 281
PY  - 1953///
CY  - Washington
KW  - Geological Survey (U.S.)
KW  - Bibliography
KW  - Trace elements
ER  -