National Museum of Nuclear Science & History
Miesenheimer (spelling could also be “Misenheimer”) worked in the 100 B Area at Hanford during the Manhattan Project.
Philip C. McKenna was a laboratory assistant the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Ralph R. Taylor, Jr. served as a major in the 393rd Bombardment Squadron. He was the commander of the B-29 Full House, which served as a weather reconnaissance plane on the Hiroshima bombing mission, and the backup strike plane on Iwo Jima on the Nagasaki mission.