National Museum of Nuclear Science & History
Joe Conner worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Johnstone worked at the 300 Area at Hanford during the Manhattan Project.
H. H. Wilson worked for the United States Engineer District Office.
Stanislaw Ulam (1909-1984) was a Polish-American mathematician. Ulam was born in 1909 in Lvov, Austria-Hungary (present-day Ukraine).