National Museum of Nuclear Science & History
B. E. Riesdorph worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hart worked for Stone and Webster Engineering Corporation.
Elsie Mae Freeman was born in Missouri in 1900. She graduated high school in Chicago. After graduating, Elsie was recruited to work in a lab at the University of Chicago in 1919.
Fred Hughes was a Reactor Operator at the Hanford B Reactor from 1943 through the end of the war. He worked for the DuPont Company, who transferred him from Prior, Oklahoma to Hanford in 1943.