The Block Signal
The Block Signal na bombuj. Joe Ryan, a veteran train engineer, is demoted to a flagman position after a disastrous crash-- one caused by his cowardly and opportunistic partner. Though Ryan's failing eyesight is named as the cause of the crash, he's undeterred as he designs an automatic braking invention.
- Žánre: Dráma, Thriller
- Krajina:
- Riaditeľ: Frank O'Connor
- Herci: Ralph Lewis, Jean Arthur, Hugh Allan, George Chesebro, Sidney Franklin, Leon Holmes, Missouri Royer,
