Howard T. Parr

Joseph Katz

Dr. Joseph Katz was a chemist at Argonne National Laboratory at the Metallurgical Lab in Chicago. Katz was a part of a team that studied ways to make the diffusion of U-235 to U-238.

Lawrence E. Wyzard

A. A. Groppe

A. A. Groppe worked for the Tennessee Eastman Corporation at the Y-12 Plant.

H. R. Balls