TY - BOOK AU - Staley,William Wesley AU - Browning,James S. TI - Preliminary investigation of concentrating certain minerals in Idaho placer sand, AV - TN24.I2 A43 no. 87 PY - 1949/// CY - Moscow PB - University of Idaho KW - Mines and mineral resources KW - Idaho KW - Black sand N1 - "References": leaves 12-13 ER -