National Museum of Nuclear Science & History
M. Johnson served in the 390th Air Service Group.
Harry Stephon was a gruard and sergeant in the U.S. Army at the Metallurgical Laboratory in Chicago during the Manhattan Project.
George S. Baker served in the 393rd Bombardment Squadron.
Baldridge worked in the 100 B Area at Hanford during the Manhattan Project.
Before he came to Hanford Sam Campbell had a varied work history, including service with the coast artillery in the Philippines and pipeline construction in South America.