National Museum of Nuclear Science & History
Roy Vankirk was a staff worker at Los Alamos during the Manhattan Project.
Lucille Whitman worked as a secretary for Tennessee Eastman during the Manhattan Project in Oak Ridge.
Ellerbroek worked for Stone and Webster Engineering Corporation.
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.
G. L. Jones worked for the Tennessee Eastman Corporation at the Y-12 Plant.