Titles marked by user Dragoondelight with tag tractor ray
| Date | Type | Language | Title | Authors | Parent Title | Parent Authors | Tags |
|---|---|---|---|---|---|---|---|
| 1936-02-00 | SHORTFICTION | English | The Mad World | A. L. Burkholder | great space brains (1), suspended animation (1), living robot (1), living machine (1), tractor ray (1), telepathy (1) | ||
| 1932-09-00 | SHORTFICTION | English | Faster Than Light | Harl Vincent | telepathy helmet (1), antigravity (1), tractor ray (1), broadcast wireless power (1) |