National Museum of Nuclear Science & History
Julian N. Bernacchi had three main assignments in the Manhattan Project. The most significant was as the Security Officer of Dr.
Ernest Wende was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.
A. H. Femmel served in the 390th Air Service Group.
Gloria A. Larranaga was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”0 during the Manhattan Project.
