National Museum of Nuclear Science & History
F. L. Hopkins worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harris Mayer, born in 1921, is an American physicist. During World War II, Mayer joined the Manhattan Project at Columbia University.
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.
Alfonso Tammaro worked for the United States Engineer District Office.