PAPERS PRESENTED 
15 
Studies on Yeast V. Is Bios a Single Substance? E. I. Fulmer and 
V. E. Nelson 
The Cost of Softening Water with Various Soaps. O. R. Sweeney 
and Robert McKinney 
The Possibilities of the Commercial Utilization of Corn Cobs. O. R. 
Sweeney and H. V. Wright 
Further Data on the Vitamin “A” Content of White and Yellow Corn. 
A. R. Lamb 
Recent Attempts to Disintegrate the Atom. Gerald E. Wendt and 
Clarence E. Irion ; 
The Decomposition of Potassium Chlorate. 1. Spontaneous Decom- 
position Temperatures. II. The Effect of Pressure on Decompo- 
sion. F. E. Brown, J. Austin Burrows and H. M. McLaughlin 
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