Bruce G. Corrigan

Edwin J. Ziegler

Sara B. Chettkow

Sara B. Chettkow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Manuel L. Romero

Manuel Romero was a staff worker at Los Alamos during the Manhattan Project.

Dorothy Wilkinson

Dorothy worked at Oak Ridge during the Manhattan Project as a “calutron girl.” After her brother was killed in the attack on Pearl Harbor, she was eager to join the war effort, and did so starting in 1944.