Lloyd D. Ethington

H. E. Sayers

Sayers worked for Stone and Webster Engineering Corporation. 

Alvin Graves

Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.

Jean F. Wallace

Jean Wallace was a research assistant in the health division of the Chicago Met Lab during the Manhattan Project.

E. S. Bowers