National Museum of Nuclear Science & History
Clarence Johnson (1912-2012) was a Canadian-born chemical engineer. He was born in Alberta, Canada on November 24, 1912 to Swedish migrant parents.
Orval Whan served in the 603rd Air Engineering Squadron.
Alfred Carson was a mechanical engineer in the Special Engineering Detachment, and spent time at both Oak Ridge, Tennessee, and Los Alamos, New Mexico.
