National Museum of Nuclear Science & History
Bowen was at Los Alamos during the Manhattan Project.
Robert A. Friedman served in the 603rd Air Engineering Squadron.
Angell worked at the 100 F Area at Hanford during the Manhattan Project.
Stanislaw Ulam (1909-1984) was a Polish-American mathematician. Ulam was born in 1909 in Lvov, Austria-Hungary (present-day Ukraine).