Richard A. Vaughn

Frank C. Kainz

Frank C. Kainz served in the 603rd Air Engineering Squadron.

Robert Schildhauser

Cy G. Holmes

Holmes worked at the 300 Area at Hanford during the Manhattan Project.

Lester Orlan Keen

Lester Orlan Keen worked as an engineering draftsman at Hanford during the Manhattan Project. His son, Jack Keen, was a young boy at the time.