Titles marked by user Zapp with tag aliens on Earth
| Date | Type | Language | Title | Authors | Parent Title | Parent Authors | Tags |
|---|---|---|---|---|---|---|---|
| 1974-02-26 | SHORTFICTION | German | Methusalah | Kurt Mahr | time stop (1), alternate history (1), science fiction (1), aliens on Earth (1) | ||
| 1962-00-00 | NOVEL | English | Seven from the Stars | Marion Zimmer Bradley | science fiction (1), aliens on Earth (1), telepathy (1) |