Author: Commerce Department / Publisher: Mines Bureau - Blacklight Search Results

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281. Gold. Gold, silver, copper, lead, and zinc in Colorado in 1929, mine report; by Chas. W. Henderson.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 31, 1931
SuDoc number:: C 22.8/a:G 563/4/929

282. Mercury in 1930; by Paul M. Tyler.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 28, 1931
SuDoc number:: C 22.8/a:M 539/930

283. Coke and by-products in 1929; by F. G. Tryon and H. L. Bennit.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 16, 1931
SuDoc number:: C 22.8/a:C 66/929

284. Silica in 1930; by E. R. Phillips.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 16, 1931
SuDoc number:: C 22.8/a:Si 34/930

285. Gypsum in 1930; by R. M. Santmyers and Jefferson Middleton.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 8, 1931
SuDoc number:: C 22.8/a:G 998/930

286. Gold. Gold, silver, copper, lead, and zinc in Eastern States in 1930, mine report; by J. P. Dunlop.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 7, 1931
SuDoc number:: C 22.8/a:G 563/5/930

287. Graphite in 1930; by Jefferson Middleton.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 7, 1931
SuDoc number:: C 22.8/a:G 76/930

288. Coal in 1929; by F. G. Tryon and L. Mann.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 1931
SuDoc number:: C 22.8/a:C 631/929

289. Gold. Gold and silver in 1929, general report; by J. P. Dunlop.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Oct. 1931
SuDoc number:: C 22.8/a:G 563/929

290. Salt, bromine, and calcium chloride in 1930; by A. T. Coons.

Corporate/Agency Authors:: Mines Bureau and Commerce Department
Publisher:: Mines Bureau
Date:: Sept. 22, 1931
SuDoc number:: C 22.8/a:Sa 37/930

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