A banker who has been receiving threatening notes enlists the help of the Hardy boys. Before long, the young sleuths find themselves entangled in the investigation of a notorious band of thieves.
| ISBN: | 9780448089119 |
| Publication date: | 1st January 1932 |
| Author: | Franklin W Dixon |
| Publisher: | Grosset & Dunlap an imprint of Penguin Young Readers Group |
| Format: | Hardback |
| Pagination: | 192 pages |
| Series: | The Hardy Boys |
| Genres: |
Crime & Mystery PSHE: Siblings Adventure Stories Stories about Family and Friends |