Washing and coking tests of coal and cupola tests of coke conducted by the United States fuel-testing plant at St. Louis, Mo., January 1, 1905, to June 30, 1907 / by Richard Moldenke, A.W. Belden and G.R. Delamater, with introduction by J.A. Holmes.
Publication Info.
Washington, D.C. : Department of the Interior, United States Geological Survey, 1908.