Robert L. Higgins

Otto Hillig

Otto Hillig was a Danish machinist who helped work on various projects in the early days of the Manhattan Project.

Pat McAndrew

Marvin Tetenbaum

Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Melvin H. Bierman

Melvin H. Bierman served as a sergeant in the 393rd Bombardment Squadron. Bierman was regularly assigned as a tail gunner in the Up An’ Atom, but did not fly in that plane in the August 1945 bombing missions on Hiroshima and Nagasaki.