The Shadow Line
| Publisher | Doubleday, Page & Company |
| Copyright Holder | Doubleday, Page & Company, Metropolitan Magazine Company |
| Format | Soft cover |
| Language | English |
| Copyright | 1917 |
| Copyright | 1916 |
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| Publisher | Doubleday, Page & Company |
| Copyright Holder | Doubleday, Page & Company, Metropolitan Magazine Company |
| Format | Soft cover |
| Language | English |
| Copyright | 1917 |
| Copyright | 1916 |