The Seven-Locked Room
| First published | April 1937 |
|---|---|
| Type | Short Fiction |
| Length | Short Story |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1937 |
|
The "Not at Night" Omnibus | Selwyn and Blount | Anthology | 411 |
| 1963 |
|
More Not at Night | Arrow Books | Anthology | 70 |