Marvin Tetenbaum

Robert Kupp

Robert Kupp joined the Manhattan Project at Oak Ridge in January 1945. Kupp was a supervisor in the Line Recorder Department at K-25, where he monitored a mass spectrometer that determined the concentration of various material in the cascade while it was being processed.

Edward Tarnacki

Dexter L. Wolfe

Dexter Wolfe was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.

Waverly W. Smith

Waverly Smith was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.