National Museum of Nuclear Science & History
Leonard Pepkowitz (1915-2006) was an American chemist. Pepkowitz was born in Paterson, New Jersey. He earned a B.
C. F. West, Jr. worked for Clinton Laboratories at the X-10 Reactor.
Helen E. Krinek was a research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.