A new exhibit, “Exodus,” tells the story of the ship that attempted to bring more than 4,500 Holocaust survivors and displaced persons to British-controlled Palestine in 1947, only to be turned away.

That was the 1960 movie “Exodus,” directed by Otto Preminger. The screenwriter was the blacklisted writer Dalton Trumbo, who based his script on the 1958 blockbuster novel by Leon Uris, which had been ...