Rumely A. Gritten

C. H. McKinney

McKinney worked in the 200 East Area at Hanford during the Manhattan Project.

Mildred L. Ayres

Ayres worked in the United States Engineer District Office.

Lewis Doom

Frank Karcher

Sergeant Frank Karcher was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.