National Museum of Nuclear Science & History
Martha G. Johnson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Yive J. Ping served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Straight Flush.
W. W. Steed worked for the Tennessee Eastman Corporation at the Y-12 Plant.