One Million Francs is a novel written by Frederic Arnold Kummer and published in 1919. The story revolves around a wealthy French businessman named Henri Durand, who is known for his ruthless business practices and his obsession with money. One day, Durand receives a letter from an unknown person offering him one million francs if he can solve a series of puzzles and riddles. Intrigued by the challenge and the promise of wealth, Durand embarks on...