National Museum of Nuclear Science & History
C. L. Stewart worked for the Union Carbide & Carbon Corporation.
Alvin Vanvessem was a member of the Special Enginner Detatchment (SED) at Los Alamos during the Manhattan Project.
Frank J. Schnettler was an American metallurgist who studied the properties of plutonium at Los Alamos.
W. E. Goodwin worked for the Roane-Anderson Company.