National Museum of Nuclear Science & History
Ralph E. Telford worked at the Metallurgical Laboratory in Chicago during the Manhattan Project.
T. J. Costello worked for the Comstock-Bryant Electric Company.
Clarence Yohn worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John J. Lesniewski served as a private first class in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.