K. L. Adams

S. C. Welliever

S. C. Welliever worked for the United States Engineer District Office.

Fredrick “Fred” D. Johnson

Fredrick “Fred” D. Johnson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

E. D. Hand

Samuel W. Smith

Samuel Smith was a staff worker at Los Alamos during the Manhattan Project.