John F. Kidder

Medford B. Evans

Medford Evans worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Willard F. Clark

​Willard Clark was born in Boston in 1910, but grew up in Buenos Aires, Argentina, where his father was President of the General Motors Argentina Branch.

Louise M. Wyatt

Acie Singleton

Acie Singleton was a laborator helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.