National Museum of Nuclear Science & History
Irvin Mastin worked for the J.A. Jones Construction Company.
E. E. Carter worked for the Roane-Anderson Company.
Harold Katz worked for the Roane-Anderson Company.
Richard Popham oversaw radiation safety in the Chemistry-Metallurgy Division at Los Alamos during the Manhattan Project.
Henry Penninger served in the 393rd Bombardment Squadron.
