National Museum of Nuclear Science & History
Leston Stark 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.
Otto Hillig was a Danish machinist who helped work on various projects in the early days of the Manhattan Project.
John Loy worked for Clinton Laboratories at the X-10 Reactor.