Unbroken Barriers
| First published | 1940 |
|---|---|
| Publisher | Herbert Jenkins |
| Format | Hardcover |
| Type | Novel |
| Pages | 255 |
| Price | 7/6 |
Info from Reginald1. Price from: https://www.newspapers.com/clip/23533670/the-observer/.
No ISBN on record — searching by title and author.