Robert M. Sprague

Rathburn Ray

Rathburn Ray worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Robert F. Christy

Robert F. Christy (1916-2012) was a Canadian-American theoretical physicist Christy’s doctoral advisor at the University of California, Berkeley was Robert Oppenheimer, but Christy’s initial involvement with the Manhattan Project came at the Metallurgical Lab at the University of Chicago.

M. O. McKibbon

H. R. House

H. R. House worked for the Union Carbide & Carbon Corporation.