Mission Underground
| First published | 1968 |
|---|---|
| Publisher | George G. Harrap & Co. |
| Format | Hardcover |
| Type | Novel |
| Pages | 140 |
| Price | 16/- |
| ISBN | 0245591923 |
Adapted and {{tr|Antonia Ridge}}.
| First published | 1968 |
|---|---|
| Publisher | George G. Harrap & Co. |
| Format | Hardcover |
| Type | Novel |
| Pages | 140 |
| Price | 16/- |
| ISBN | 0245591923 |
Adapted and {{tr|Antonia Ridge}}.