Undated (20th Century) Nevada Silver Co. Silver Ingot. 5.31 Ounces, .999 Fine. $6.84 Contemporary Value. 34 mm x 53 mm x 10 mm. Deep, nicely toned punches, all well-applied, with the company seal well-centered in the upper half of the bars face. Marked SILVER / 999 FINE on the back. The Nevada Silver Co. was located in Tonopah, Nevada, and produced ingots of this type during the early to mid-20th century.