National Museum of Nuclear Science & History
R. F. Ridgeway worked for the Roane-Anderson Company.
McCraw worked in the 200 West Area at Hanford during the Manhattan Project.
Sid Williams worked for the H. K. Ferguson Company.
Work worked at the 200 West Area at Hanford during the Manhattan Project.
Carlson worked at the 300 Area at Hanford during the Manhattan Project.