National Museum of Nuclear Science & History
Rose worked at the 200 West Area at Hanford during the Manhattan Project.
Howard Parsons was an American physicist. Parsons was born in Chicago in 1920. He receieved a B.S. from the University of Chicago, and shortly afterwards was hired to work on the Manhattan Project as a research assistant at the Chicago Met Lab.
J. P. Smith worked for the J.A. Jones Construction Company.
J. F. Ryan worked for Clinton Laboratories at the X-10 Reactor.