National Museum of Nuclear Science & History
Timmerman worked at the 300 Area at Hanford during the Manhattan Project.
Charles Hensley worked for the United States Engineer District Office.
John Perry Howe, Jr. was Associate Director at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Anton Kegl was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.