Wallace J. Knapp
Contributing Writer 3
| Title | Format | |
|---|---|---|
 | Weird Tales, Vol. 25, No. 1 | Pulp Magazine |
 | 100 Ghastly Little Ghost Stories | Hardback |
 | Weird Tales, Vol. 26, No. 1 | Pulp Magazine |
| Title | Format | |
|---|---|---|
| Weird Tales, Vol. 25, No. 1 | Pulp Magazine |
| 100 Ghastly Little Ghost Stories | Hardback |
| Weird Tales, Vol. 26, No. 1 | Pulp Magazine |