Prater, Lewis Seward, 1915- .

Brine leaching tests on oxidized ores of lead, by Lewis S. Prater. - Moscow, Id., University of Idaho, 1944. - 2 p. l., 15 numb. l., incl. tables, diagrs. 28 cm.

Reproduced from type-written copy.

gs 44000135


Lead ores--Testing.
Ore-dressing.

TN24.I2 / A43 no. 71