National Museum of Nuclear Science & History
Poindexter worked in the 200 West Area at Hanford during the Manhattan Project.
Hugh C. Ferguson was a member of the 393rd Bombardment Squadron of the 509th Composite Group and retired with the rank of second lietuenant.
Noah C. Allison served in the 1027th Air Material Squadron.
Johnson worked at the 300 Area at Hanford during the Manhattan Project.