| Indicia Publisher | Issues | Year Began | Year Ended | Surrogate? |
|---|---|---|---|---|
| Allen Hardy Associates | 3 | 1952 | 1953 | - |
| Allen Hardy Associates, Inc. | 25 | 1952 | - | |
| Artful Publications | 4 | - | ||
| Artful Publications, Inc. | 1 | 1951 | 1952 | - |
| Harwell Publications, Inc. | 11 | 1953 | 1954 | - |
| Mystery Publishing Company, Inc. | 3 | 1954 | - |