Dean L. Holman

Alexander Glon

Alexander Glon was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H. E. Taylor

H. W. Butsch

H. W. Butsch worked for the William A. Pope Company.

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.