Author: Mines Bureau / Publish Year Decade: 1930 - 1939 - Blacklight Search Results

Start Over Author Mines Bureau Publish Year Decade 1930 - 1939

191. Gold mines and mining. Federal placer-mining laws and regulations, by Fred W. Johnson; Small-scale placer-mining methods [with selected bibliography], by Chas. F. Jackson.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6611 R

192. Gold mines and mining. Gold mining and milling in Wickenburg area, Maricopa and Yavapai counties, Ariz.; by O. H. Metzger.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6991

193. Humboldt County, Nev. Reconnaissance of mining districts in Humboldt County, Nev.; by William O. Vanderburg.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6995

194. Konimeters. Technique for routine use of konimeter; by J. B. Littlefield, C. E. Brown, and H. H. Schrenk.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6993

195. Ores. Progress reports, Metallurgical Division: 22, Ore-testing studies, 1936-37, special methods of analysis and testing and details of tests on various ores [with selected bibliography on cyanidation]; by staff of Ore-Testing Section.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.23:3370

196. Potash salts. Compression tests of roof-salt slabs supported by potash salt pillars; by H. P. Greenwald and H. C. Howarth.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.23:3386

197. Press memoranda. Memorandum for the press.

Corporate/Agency Authors:: Mines Bureau and Indian Affairs Office
Publisher:: Mines Bureau
Date:: [February 1938]
SuDoc number:: I 28.45-47:no.

198. Silicosis. Methods for protection against silicosis and when they are justified; by D. Harrington.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6989

199. Silicosis. Some of results of recent research on control or prevention of silicosis; by D. Harrington.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.27:6994

200. Stone. Primary crushing, Progress report 1; by Mark Sheppard and C. N. Witherow.

Corporate/Agency Authors:: Mines Bureau and Interior Department
Publisher:: Mines Bureau
Date:: Feb. 1938
SuDoc number:: I 28.23:3377

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