O. H. Peters

Ralph F. Proctor

Wilbur G. Scott

Wilbur G. Scott served in the 603rd Air Engineering Squadron.

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.

Harvey Matthioson

Harvey Matthioson was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.