Letters Received to Howard [H.H. Barker], September 5, 1928

UNIVERSITY OF MISSOURI COLUMBIA DEPARTMENT OF CHEMISTRY Crystal Lake, Michigan my dear Howard Wednesday Sept5-28 Here I am at the close of my second day having roamed about all the old paths and up and down the shore of Lahe Michigan The season has closed, only a few families remaining. dexpect to start homeward on saturday and hope to get to Columbia monday evening I hope th at you will contribute to our ur bro- jected experiments. we should have the Termice residule for a week, and also the faces Dr Filemin has facilities for evaporationard burning off the organic matter. I have looked over the experimental that Dr. Filemin handed me shortly Before we a said goodbye They are all alplase ray measuremnto by the felm method, and are only qualitative we shall need quantitature deter minature must - which also in clude the weight of the solid residees which are used as the source of the samples for Ra deter me- natures Dr Fis dada do not give the weights. So please gather together all the graunts ative dafa which you have on Ra dium in urine and fares asker forbed with Kind regards and good ursibes both made at least 12 miles to day so ourgaally greand hers Barker, I remain Sincerely your 1