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Carbon Black--its Manufacture, Properties and Uses

Description: From Introduction: "Part of I of this paper cover the engineering and economic side of the industry; the other phases of the investigation which have been under the direction of G. St. J. Perrott, of the Pittsburg station of the United States Bureau of Mines, are discussed in Part II."
Date: 1922
Creator: Neal, R. O. & Perrott, G. St. J.
Partner: UNT Libraries Government Documents Department

Natural Gas Manual for the Home

Description: Report issued by the Bureau of Mines discussing a manual written for individuals who use natural gas in the home. As stated in the introduction, "its purpose is to tell about the supply, production, and distribution of natural gas, so that the necessity for preventing waste will be better understood" (p. 1). This report includes a map, illustrations, and photographs.
Date: 1922
Creator: Cattell, R. A.
Partner: UNT Libraries Government Documents Department