National Museum of Nuclear Science & History
J. V. O’Connor worked for the Union Carbide & Carbon Corporation.
Charles Robinson was a site engineer at Los Alamos during the Manhattan Project.
B. Roswell Russell worked at the Metallurgical Laboratory in Chicago during the Manhattan Project. He was one of seventy signers of the Szilard Petition.
Williams worked at the 200 West Area at Hanford during the Manhattan Project.