National Museum of Nuclear Science & History
J. T. Holloway worked for the United States Engineer District Office.
Martha Trowbridge worked for the H. K. Ferguson Company.
Walter F. McCaleb served in the 393rd Bombardment Squadron.
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Alfanso Sandoval was a staff worker at Los Alamos during the Manhattan Project.