National Museum of Nuclear Science & History
Hoover worked at the 300 Area at Hanford during the Manhattan Project.
William F. Orren served as a technical sergeant in the 393rd squadron. He was regularly assigned to the B-29 Top Secret.
Lester Orlan Keen worked as an engineering draftsman at Hanford during the Manhattan Project. His son, Jack Keen, was a young boy at the time.