National Museum of Nuclear Science & History
Winfield Sylvester was a staff worker at Los Alamos during the Manhattan Project.
Dieter Kurath was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
W. H. Zimmer worked for the United States Engineer District Office.
Norman F. Modine was a research assistant at the University of Chicago Met Lab. He was a signer of the Szilard petition.