National Museum of Nuclear Science & History
Jose Salazar was a staff worker at Los Alamos during the Manhattan Project.
Marion R. Villarreal served in the 603rd Air Engineering Squadron.
Robert L. Butenhoff worked in the Instrument and Physical Measurements Group in Clinton Laboratories at the X-10 Reactor.
Robert Ingersoll Howes Sr. was an electrical engineer and one of the first 100 scientists recruited to Los Alamos to work on the Manhattan Project.