National Museum of Nuclear Science & History
Johnson worked at the 300 Area at Hanford during the Manhattan Project.
Jacob Epting worked as a carpenter in Oak Ridge, TN from November 1942 to October 1943. While Epting assumed he was building a hospital, he was never formally told about the project he was working on.
Kelleher worked for Stone and Webster Engineering Corporation.
Jack Schubert was an American chemist and Manhattan Project scientist. He was born on September 14, 1917 in Chicago, Illinois.