Titles marked by user Dragoondelight with tag underground caverns
| Date | Type | Language | Title | Authors | Parent Title | Parent Authors | Tags |
|---|---|---|---|---|---|---|---|
| 1931-08-00 | SHORTFICTION | English | If the Sun Died | R. F. Starzl | solar cooling (1), glaciation (1), underground caverns (1), heat ray (1) |