National Museum of Nuclear Science & History
Groht worked for Stone and Webster Engineering Corporation.
Neil R. Corey served as a sergeant in the 393rd Bombardment Squadron. He was the assistant engineer/scanner regularly assigned first to Luke the Spook and later to Big Stink.
William Schneller attended Muhlenberg College, graduating in 1942, and then was hired by the DuPont Company.
Bretscher worked at Los Alamos during the Manhattan Project.