- The Fire Assay of Gold, Silver, and Lead in Ores and Metallurgical ProductsAustin, Leonard Strong
Paperback - The Lead and Zinc Mining Industry of Southwest Missouri and Southeast KansasHolibaugh, John R.
Paperback - The Induction Motor: Its Theory and Design, Set Forth by a Practical Method of CalculationDe La Tour, Henri Boy
Hardcover
