02275oam 2200505 450 991070802520332120170330100122.0(CKB)5470000002470261(OCoLC)891401336(OCoLC)995470000002470261(EXLCZ)99547000000247026120140926d1906 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierReport on the operations of the coal-testing plant of the United States Geological Survey at the Louisiana Purchase Exposition, St. Louis, Mo., 1904Part 1Field work, classification of coals, chemical work /Edward W. Parker, Joseph A. Holmes, Marius R. Campbell, committee in chargeWashington :Department of the Interior, United States Geological Survey,1906.1 online resource (979 pages) illustrations, mapsProfessional paper ;48Series A, Economic Geology ;62Series E--Chemistry and physics ;47Title from title screen (viewed September 17, 2014).Includes bibliographical references and index.part 1. Field work, classification of coals, chemical work.--pt.2. Boiler tests.--pt.3. Producer-gas, coking, briquetting, and washing tests.Field work, classification of coals, chemical workOperations of the coal-testing plant of the United States Geological Survey at the Louisiana Purchase Exposition, St. Louis, Mo., 1904CoalTestingCoalTestingfastCoalTesting.CoalTesting.Parker Edward W(Edward Wheeler),1860-1402426Campbell Marius R(Marius Robinson),1858-1940,Holmes J. A(Joseph Austin),1859-1915,Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910708025203321Report on the operations of the coal-testing plant of the United States Geological Survey at the Louisiana Purchase Exposition, St. Louis, Mo., 19043481386UNINA