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A test of treated timbers in a mine at Negaunee, Mich. / by F.S. Crawford and R.M. Wirka.

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Bibliographic Details
Online Access:	Search for the full-text version of this title in HathiTrust
Main Author:	Crawford, F. S. (Frank Stevens), 1889-
Other Authors:	Wirka, R. M.
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, [1950]
Series:	Report of investigations (United States. Bureau of Mines) ; 4622.
Subjects:	Mine timbering > Testing. Mine timbering > Preservation. Wood preservatives > Testing.

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Call Number:	I 28.23:4601-4625
I 28.23:4601-4625	Available Place a Hold Contents The following works are all found in the book indicated by the call number above. Development of a successful multiple percussion drill carriage / by Homer J. Ballinge... Dense medium and flotation tests on an antimony ore from California / by A.L. Engel. A method of test for SO₂ and SO₃ in flue gases / by A.A. Berk and L.R. Burdick. Investigation of the Table Mountain copper deposit, Churchill County, Nev. / by E.J.... Titanium and iron minerals from black sands in bauxite / by W.A. Calhoun. Investigation of the Yellow Pine zinc-lead mine, Clark County, Nev. / by R.W. Geehan... Investigation of the Columbia manganese deposit, Campbell County, Va. / by W. Bruce M... Shuttle-car tire and roadbed study / by R.H. Nicholas [and others] Chloride volatilization and other tests on a gold-copper ore / by A.L. Engel and H.J.... A test of treated timbers in a mine at Negaunee, Mich. / by F.S. Crawford and R.M. Wi... Investigation of the Union zinc-lead mine, Washoe County, Nev. / by Robert W. Geehan. Preliminary tests of gold and zinc ores from Buzzard mine, Placerville, Calif. / by A... Investigation of the Hogan tin mine Kern County, Calif. / by Robert H. Bedford and Sp... Investigation of the Aiken kaolin district, Aiken County, S.C. / by Kenneth M. Smith. Investigation of the magnesite deposit of the Ala-Mar Magnesium Co, Inc., and Nevada... Investigation of the Klondike fluorspar deposit, Livingston County, Ky. / by A.S. Swa... Investigation of the Allah Cooper lead-zinc mine, Louisa County, Va. / by Wesley A. G... Laboratory concentration of mercury ores from Oregon, California, Idaho, and Nevada /... Investigation of the Rip Van Winkle lead-zinc-silver mine, Elko County, Nev. / by M.... Investigation of the Harding tantalum-lithium deposits, Taos County, N. Mex. / by M.... Investigation of the Seiad Creek chromite deposits, Siskiyou County, Calif. / by Fran... Refining metals and alloys by filtration / by H.W. St. Clair. Investigation of the Gideon sillimanite deposit, Spartanburg County, S.C. / by Harry... Segregation of impurities in zinc-aluminum alloys and its influence on accuracy of sa...