National Museum of Nuclear Science & History
Joe Baca was born in Alberquerque, NM. He moved with his family to Los Alamos, NM in April of 1944 after his father, Jose Baca, got a job as a carpenter there.
Nelson worked at the 300 Area at Hanford during the Manhattan Project.
Reuben McCord was a chemist who worked at several Manhattan Project sites. After graduating from Erskine College in South Carolina, he was recruited to work at the University of Chicago Metallurgical laboratory.