James Roberts

Florentino Ortiz

Florentino Ortiz was a carpenter at Los Alamos during the Manhattan Project.

Vivian Olum

Vivian Olum was a staff worker at Los Alamos during the Manhattan Project. She was married to physicist Paul Olum.

Ogle W. Hess

Olge W. Hess was a research assistant at the University of Chicago’s Metallurgical Laboratory.

Ernest J. Hansen