“There are many voices Hitler would quiet, especially those who are Jewish.” Mr. Evans slid the new book reverently beside the others. “It is the duty of the rest of the world to ensure they will never be silenced.” He tapped a yellow spine with Almansor in gilt at its top. “‘Where they burn books, they will ultimately burn people as well.’ Heinrich Heine isn’t Jewish, but his ideals go against what Hitler believes.” Mr. Evans pushed the safe door closed with an ominous bang. “This war is about far more than blackouts and food rationing, Miss Bennett.” She swallowed. People were dying to save books, to prevent ideas and people from being snuffed out.”