National Museum of Nuclear Science & History
Miesenheimer (spelling could also be “Misenheimer”) worked in the 100 B Area at Hanford during the Manhattan Project.
Michael H. Sylvia served in the 393rd Bombardment Squadron.
Pasquale Baldasaro was a radio operator aboard Straight Flush, one of the B-29 Superfortress aircraft that participated in the atomic bombing of Hiroshima.