Indicia Publisher Name | Years in Operation | Printings (Issues) |
Allen Hardy Associates | 1952 - 1953 | 8 |
Allen Hardy Associates, Inc. | 1952 - ? | 34 |
Artful Publications | ? - ? | 3 |
Artful Publications, Inc. | 1951 - 1952 | 11 |
Harwell Publications, Inc. | 1953 - 1954 | 22 (23) |
Mystery Publishing Company, Inc. | 1954 - ? | 6 (7) |