Two Great Mystery Stories
| First published | 1927 |
|---|---|
| Publisher | Haldeman-Julius |
| Format | Paperback |
| Type | Collection |
| Pages | 64 |
| Page | Title | Author(s) | Type |
|---|---|---|---|
| |1 | The Lost Room | Fitz-James O'Brien | Short Story |
| |2 | The Diamond Lens | Fitz-James O'Brien | Novelette |
| First published | 1927 |
|---|---|
| Publisher | Haldeman-Julius |
| Format | Paperback |
| Type | Collection |
| Pages | 64 |
| Page | Title | Author(s) | Type |
|---|---|---|---|
| |1 | The Lost Room | Fitz-James O'Brien | Short Story |
| |2 | The Diamond Lens | Fitz-James O'Brien | Novelette |