National Museum of Nuclear Science & History
Warren Sheehan joined Mound Laboratory in April 1956. He spent the first half of his career in health physics, or radiation safety, where he developed a new methodology for determining the amount of plutonium in urine.
G. W. Candler worked for the Roane-Anderson Company.
H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.