National Museum of Nuclear Science & History
Colonel Franklin Matthias (1908 – 1993) was the officer-in-charge at the Hanford site. Matthias, a civil engineer, had been a close associate of General Groves since the beginning of the Manhattan Project, and was asked to review sites in the West.
Jose Baca moved with his wife and four children from Albuquerque to Los Alamos, NM in April of 1944. While at Los Alamos, Jose worked as a carpenter and machinist.