Batman predecessors in pulp fiction, comic strips, newspaper headlines, and autobiographical details referring to Kane himself. As an aristocratic hero with a double identity, Batman had predecessors in the Scarlet Pimpernel (created by Baroness Emmuska Orczy, 1903) and Zorro (created by Johnston McCulley, 1919). Like them, Batman performed his heroic deeds in secret, averted suspicion by playing aloof in public, and marked his work with a signature symbol. Kane noted the influence of the films "The Mark of Zorro" (1920) and "The Bat Whispers" (1930) in the creation of the character's iconography. Finger, drawing inspiration from pulp heroes like Doc Savage,
The Man with the Flower in His Mouth 10 Downing Street. Baird had installed one of his prototype 'televisors' here two months previously, so that MacDonald could view the test transmissions he and the BBC were regularly broadcasting. As the 1930 production was transmitted live, no record survives of it in the archives. However, in 1967, Bill Elliott, a technician working at Granada Television in Manchester, decided to attempt a re-creation of an extract of the play, using a replica of one of the 30-line Baird Televisiors he had constructed himself, which acted as both camera and monitor. The 30-line signal was sufficiently low-band for Elliott to be