| Romanheft |
| author | G. F. Unger | ||
| title | Gefährliche Grenze | ||
| series/number | Billy Jenkins Wild-West-Erzählungen / 70 | ||
| publisher | Uta-Verlag, Sinzig (Rhein) | ||
| year (pages) | - | isbn | - |
| source | INT | country | Germany |
| original | - | ||
| cover artist | Heinrich Berends | ||
| note | - | ||
| comments | - | ||
