John Spencer
11 titles172 issues
| Country | Title | Year | Genre | Issues |
|---|---|---|---|---|
| Ace Western | 1949 | Western | 1 | |
| Dynamic Detective Cases | 1949 | Mystery | 1 | |
| Futuristic Science Stories | 1950 | Crime | 16 | |
| Harem Frolics | 1948 | Crime | 1 | |
| Mystery Crime Cases | 1948 | Mystery | 1 | |
| Out of This World | 1954 | Crime | 2 | |
| Phantom Detective Cases | 1948 | Mystery | 1 | |
| Supernatural Stories | 1954 | Crime | 109 | |
| Tales of Tomorrow | 1950 | Crime | 11 | |
| Wonders of the Spaceways | 1951 | Science Fiction | 10 | |
| Worlds of Fantasy | 1950 | Fantasy | 18 |