The Coming of the Mongol Hordes
| First published | January 1938 |
|---|---|
| Type | Short Fiction |
| Length | Novella |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| January 1938 |
|
Secret Service Operator #5, January-February 1938 | Popular Publications, Inc. | MAGAZINE | 6 |