Chester S. Conrad

Carl Cassada

E. J. O’Black

O’Black worked in the 200 East Area at Hanford during the Manhattan Project.

I. S. White

I. S. White worked for the United States Engineer District Office.

William H. Zachariasen

William “Willie” H. Zachariasen was a physicist and consultant at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.