01412cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040002100111043001200132050002200144100004800166245024700214260004300461300004100504490004600545500007500591500040400666650001901070810005201089999001701141gs 05000753 DLC20260227111301.0790220s1905    dcua         f001 0 eng    ags 05000753   a(OCoLC)4671671  aDLCcICharEdDLC  an-us-mo00aQE75b.B9 no. 2611 aParker, Edward W.q(Edward Wheeler),d1860-10aPreliminary report on the operations of the coal-testing plant of the United States Geological survey at the Louisiana purchase exposition, St. Louis, Mo., 1904. /cEdward W. Parker, Joseph A. Holmes, Marius R. Campbell, committee in charge.b  aWashington,bGovt. Print. Off.,c1905.  a172, v p. :b2 fold. tables;c24 cm.1 aU.S. Geological survey. Bulletinvno. 261  aSubject series: A, Economic geology, 54; E, Chemistry and physics, 45.  aContents.- Field work, by Marius R. Campbell.- Work of the chemical laboratory, by N. W. Lord.- Washing tests, by John D. Wick.- Steam tests, by L. P. Breckenridge.- Producer-gas tests, by Robert H. Fernald.- Comparison of results obtained from steam and producer-gas tests, by Robert H. Fernald and L. P. Breckenridge.- Cooking tests, by Fred W. Stammler.- Briquetting tests, by  Joseph Hyde Pratt. 0aCoalxTesting.2 aGeological Survey (U.S.).tBulletin ;vno. 261.  c24280d24280