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UNIVERSITY OF MISSOURI COLUMBIA APP 231929 DEPARTMENT OF CHEMISTRY my clear Howard- Sunday April 21, 1929 The radium mystery is no more. The chamber I have been using for the deter minations was electrodeless i-e. electrode had dropped put That ac - counts for everything. Discovered this defect this morning i and then glet out a good long groom. Fortunitely I have not thrownout the a single solution dn fact we have dry residues from all so far examined. Several more are quaiting birling off Will begin all over a again now. why this fool chamber held vacuum so perfect by with electrode out is more than d can account forbut let us forget about it Hastely H. Schlundt