J. C. Twombly

Waldo F. Christy

Waldo F. Christy was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

K. W. Phaling

Phaling worked in the 300 Area at Hanford during the Manhattan Project.  

H. J. Collins

E. F. Cupp

Cupp worked for Stone and Webster Engineering Corporation.