“gaseous diffusion method of separating U-235 from U-238; in the laboratory at the University of California, under Ernest O. Lawrence, another group was trying to do the same thing by an electromagnetic process. 5 The committee consisted of: Dr. W. K. Lewis of MIT, Chairman; Roger Williams, T. C. Gary and C. H. Greenewalt of du Pont; and, originally, Dr. E. V. Murphree of Standard Oil Development Corporation. Unfortunately, owing to a subsequent illness, Dr. Murphree was unable to take part in the review. 6”