National Museum of Nuclear Science & History
Ruth Volcker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Berry worked for Stone and Webster Engineering Corporation.
Sloan worked at the 100-B Area at Hanford during the Manhattan Project.
Hollis worked for Stone and Webster Engineering Corporation.
Barbara Brennan Joanides arrived in Los Alamos in May of 1945 with her husband who worked on the project.