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[News Script: Sports]

Description: Script from the WBAP-TV/NBC station in Fort Worth, Texas, relating a news story.
Date: March 16, 1970, 10:00 p.m.
Creator: WBAP-TV (Television station : Fort Worth, Tex.)
Partner: UNT Libraries Special Collections
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Recovery of Zinc from Low-Grade and Complex Ores

Description: From Introduction: "Vocalization in retorts has been, until recently, the only commercial process of producing spelter, hence the zinc mine operators have had to meet the terms of the zinc mine operators have had to meet the terms of the zinc smelters in regard to the following requirements: (1) Minimum percentage of zinc the ore must contain; (2) the chemical combination of the zinc in the ore; (3) the proportion present of those elements that interfere with the successful recovery of the zinc… more
Date: 1919
Creator: Lyon, Dorsey A. & Ralston, Oliver C.
Partner: UNT Libraries Government Documents Department
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