The Mysterious Black Box
| MPAA Rating: | NR |
| Genre: | Comedy, Short |
| Country: | United States |
| Produced By: | William Nicholas Selig |
| Directed By: | Norval MacGregor |
| Cast: | Sidney Smith, Lillian Leighton, John Lancaster, Elsie Greeson |
| In Theaters: | Nov 20, 1914 |
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