National Museum of Nuclear Science & History
J. L. Hartman worked for the J.A. Jones Construction Company.
Celia Szapka Klemski was working as a secretary for the State Department in Washington, DC when she was transferred to Manhattan to work on the Manhattan Project in 1942.
Morris “Moe” Berg (1902-1972) was an American catcher in Major League Baseball from 1926-1939. He later became a spy for the Office of Strategic Services during World War II.