National Museum of Nuclear Science & History
Seymour worked at the 200 West Area at Hanford during the Manhattan Project.
Heater worked at the 100-D Area at Hanford during the Manhattan Project.
Sir James Chadwick (1891-1974) was an English physicist and winner of the 1935 Nobel Prize in Physics.
William Lowe was studying chemical and metallurgical engineering when World War II began. He was appointed to the Special Engineering Detachment and arrived in Los Alamos and began assisting chemist Arthur Wahl.