The Mastermind of Mars AND A Fighting Man of Mars (1973) (John Carter #6) - Burroughs

Experience the thrilling adventures of John Carter with this hardcover edition featuring The Mastermind of Mars and A Fighting Man of Mars. Follow along as this mastermind of fantasy takes you on an exhilarating journey through the Red Planet. Join the fight for survival with this sixth installment in the John Carter series by Edgar Rice Burroughs.