-29- sich gave a curve similar in shape to that of the samples. AECD -3446 The range in aofaluminum by Feather's analysis is approximately 1500 whichis equiian energy of 3 Mev. For pri44 the range of energy of the beta particle Srrom the data presented in the decay curves and the absorption curves, fag likely that cel44 and its short-lived daughter pri44 are present. Other