The Ghost of Slumber Mountain (1918)
In a dream Uncle Jack looks through a magic telescope owned by the ghost of a hermit and sees what life was like millions of years ago, including a battle between prehistoric monsters.
- Country : United States of America
- Genre : Fantasy, Animation, Horror
- Studio : Herbert M. Dawley Production
- Director : Willis H. O'Brien
- Cast : Herbert M. Dawley, Willis H. O'Brien, Alan V. Day, Chauncey A. Day