A man comes by a map that shows the location of a secret treasure, but runs afoul of a criminal organization known as the "13". Chapter ten, eleven and twelve are still missing from this 15 episode serial.
| Release Date | August 1, 1919 | |
|---|---|---|
| Status | Released | |
| Original Title | The Mystery Of 13 | |
| Runtime | 2h 24min | |
| Budget | — | |
| Revenue | — | |
| Language | — | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Burston Films Inc | |