National Museum of Nuclear Science & History
H. J. Mayberry worked for the Union Carbide & Carbon Corporation.
Robert J. Dowling served as a staff sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Laggin’ Dragon.
Leo Wojtanowski worked in a shop at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.