National (In-)Security: Fifty Notable American Espionage Novels: 46-48.
Sinclair, Upton. World’s End. New York: Viking, 1940. Now known primarily for his muckraking fiction and journalism, in particular for his novel The Jungle, Upton Sinclair also produced a series of eleven espionage novels featuring an operative named Lanny Budd. What is most unusual about the series is that Sinclair sought to chronicle systematically…






