National Museum of Nuclear Science & History
Winfield Sylvester was a staff worker at Los Alamos during the Manhattan Project.
Barbara Brennan Joanides arrived in Los Alamos in May of 1945 with her husband who worked on the project.
Frances Zollner worked as a purchasing agent for the Manhattan Project at the University of Chicago. At Chicago, Zollner would meet many of the scientists who were improving various scientific parts and procedures throughout the duration of Manhattan Project.