National Museum of Nuclear Science & History
L. P. Schmitt worked for the United States Engineer District Office.
Henry worked at the 300 Area at Hanford during the Manhattan Project.
P. J. Underwood worked for the Fercleve Corporation.
Duane Sewell began working with the Manhattan Project in 1941. He was one of the first people to arrive at Oak Ridge and experienced first-hand some of the difficulties there with cyclotrons and isotope separation.
Conrad Roescke was a staff worker at Los Alamos during the Manhattan Project.
