The chronology of the quartet, The Legend of the Condor Heroes, The Return of the Condor Heroes, and The Heaven Sword and Dragon Sabre were as follows: Legend of the Condor Heroes Time:1966 Condor Heroes Time:1967 Heaven Sword and Dragon Sabre Time:1969 Blue Blood Sword Time:1969 It should be noted that these works were not officially published before their death, so after their death, these works were organized into a quartet and widely distributed.