National Museum of Nuclear Science & History
Ruth Rottman was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
John A. Simpson Jr. (1916-2000) was a distinguished American nuclear physicist and astrophysicist. Simpson was born on November 3, 1916 in Portland, Oregon.
Frank Suazo was a part of the civilian support staff at Los Alamos from August 1942 to May 1954. A New Mexico native, Suazo helped prepare meals for the scientists and workers of Los Alamos, as well as painting many of the site's buildings and laboratories.