Contents
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| 4 | Essay | Non Fiction | The Secret Sentinel (Secret Service Operator #5, March-April 1939) | uncredited |
| 11 | Serial | Fiction | Invasion from the Sky (Complete Novel) | Curtis Steele |
| 101 | Short Fiction | Fiction | The Army That Limped to Battle | Morton Taney |
| 103 | Essay | Non Fiction | Secret Sentinel Reports (Secret Service Operator #5, March-April 1939) | The Readers |
| Page | Type | Kind | Title | Author(s) |
|---|---|---|---|---|
| Editor | Non Fiction | Secret Service Operator #5 - 1939 | Rogers Terrill | |
| Cover Art | Non Fiction | Secret Service Operator #5, March-April 1939 | John Howitt |