National Museum of Nuclear Science & History
Roos worked at the 300 Area and the 200 West Area at Hanford during the Manhattan Project.
J. E. Metzger worked for the Comstock-Bryant Electric Company.
Dr. Julia Maestas is the granddaughter of Manuel Maestas, a homesteader at Los Alamos, and daughter of Elipio Maestas, who worked as a civil guard for the Corps of Engineers at Los Alamos.
Eugene S. Grennan served as a 2nd lieutenant in the 509th Composite Group. He was the flight engineer on the Straight Flush during the Hiroshima mission.