National Museum of Nuclear Science & History
Leo Wojtanowski worked in a shop at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.
M. H. Bradford worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Violet Longtin worked for the United States Engineer District Office.
Charles Rupchock (1923-2000) was a staff worker at Los Alamos during the Manhattan Project.