National Museum of Nuclear Science & History
Eric Jette (1897-1963) was an American metallurgist. He was a professor of metallurgy at Columbia University School of Mines before being recruited for the Manhattan Project.
Jake Lewis worked for the U.S. Vanadium Company.
Frank Markli worked for the Tennessee Eastman Corporation at the Y-12 Plant.
R. O. worked for Clinton Laboratories at the X-10 Reactor.