National Museum of Nuclear Science & History
L. J. Ritter worked for the Roane-Anderson Company.
J. Moran worked for the Roane-Anderson Company.
C. W. Hess served in the 509th Headquarters and Base Services Squadron.
Anne MacGregor Perley was a biochemist who worked on the Manhattan Project at Los Alamos. She was part of Louis Hempelmann’s Health Group, one of his many recruits from Washington University in St.
