Edge of Eternity

["Cold War" "Political fiction" "Fiction" "World politics" "Twentieth century" "Spy stories" "History" "Cuentos de esp\u00edas" "Siglo XX" "Pol\u00edtica mundial" "Ficci\u00f3n" "Civil rights movements" "Large type books" "Fiction political" "Fiction espionage" "Fiction historical" "Fiction sagas" "nyt:hardcover-fiction=2014-10-05" "New York Times bestseller" "Fiction thrillers espionage" "Fiction historical general" "Spies" "Teachers" "Family life" "Racially mixed people" "Twins"]