National Museum of Nuclear Science & History
E. S. Hoyle worked for the J.A. Jones Construction Company.
George Hanley worked for Hanley & Company.
Seymour Calvert served for 11 months in the Special Engineering Detachment at Los Alamos. He specialized as a chemical engineer, and carried out experiments with beryllium that were often dangerous.
John L. Downey served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the bombardier regularly assigned to the Laggin’ Dragon.
