National Museum of Nuclear Science & History
Ella "Jo" Littleton Baskette worked on the Manhattan Project in Oak Ridge, Tennessee at the Y-12 Plant.
E. H. Mantz worked for Hanley & Company.
Edward F. “Ed” Hammel was an American chemist. Hammel had just completed his Ph.D. at Princeton University when he joined a Canadian heavy water project sponsored by the school in 1941.
Leonard Motichko worked as a part of Project Alberta, the team that transported and assembled the two atomic bombs in August 1945.
William W. Atterson lived in Oak Ridge Tennessee and worked at the Y-12 plant where he was in charge of keeping the machine’s working and making sure the work place was running smoothly.