National Museum of Nuclear Science & History
Sloan worked at the 100-B Area at Hanford during the Manhattan Project.
Raymond Alger worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Whicher worked at the 300 Area at Hanford during the Manhattan Project.
Joseph Pappalardo was a staff worker at Los Alamos during the Manhattan Project.
Sara B. Chettkow was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.