National Museum of Nuclear Science & History
John Riddle was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Burns worked at the 100-B Area at Hanford during the Manhattan Project
Stalder worked for Stone and Webster Engineering Corporation.
Captain Frederick Bock had flown many combat missions out of India and China before he was selected to be a part of the the 509th Composite Group in 1944.
H. E. Newman worked for the Tennessee Eastman Corporation at the Y-12 Plant.