National Museum of Nuclear Science & History
Al Zelver is an author and former Army intelligence officer who observed the wreckage of Hiroshima after the bombing and spent a year in Japan after the surrender.
DeSelm worked in the United States Engineer District Office.
V. Alexander Nedzel was a research assistant at the University of Chicago Met Lab. After the Manhattan Project, he worked at the Institute for Nuclear Studies and was head of the Aerospace Division at MIT Lincoln Laboratory.
Anna Barbic was a laboratory assistant in the the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.