National Museum of Nuclear Science & History
Peggy Welliever worked for the United States Engineer District Office.
Andrew Welch was a janitor at the Chicago Met Lab during the Manhattan Project.
Sloan worked at the 300 Area at Hanford during the Manhattan Project.
T. I. Magill worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Brown worked at the 100-F Area at Hanford during the Manhattan Project.