National Museum of Nuclear Science & History
Springer worked at the 200 West Area at Hanford during the Manhattan Project.
Richard Claassen was a research assistant at the SAM Lab at Columbia University from 1944 to 1946. While there, he built and used fluidic systems to test for unusual leaks in diffuser tubes.
Harlan Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ivan G. McCall served in the 390th Air Service Group.