National Museum of Nuclear Science & History
Marion L. Arnold was a staff member at Los Alamos during the Manhattan Project.
Morgan worked for Stone and Webster Engineering Corporation.
Glenna Kost was a member of the Women's Auxillary Corps (WAC) and worked with supply and receiving at Los Alamos.
Ralph B. Larsen was a machinist at Los Alamos during the Manhattan Project. His wife, Ruth Anderson, also worked at Los Alamos.