The Black Box (1915)

Episodes:

1. An Apartment House Mystery
2. The Hidden Hands
3. The Pocket Wireless
4. An Old Grudge
5. On the Rack
6. The Unseen Terror
7. The House of Mystery
8. The Inherited Sin
9. Lost in London
10. The Ship of Horror
11. A Desert Vengeance
12. ’Neath Iron Wheels
13. Tongues of Flame
14. A Bolt from the Blue
15. The Black Box