| SKU | Unavailable |
| ISBN 13 | 9780995646100 |
| ISBN 10 | 0995646104 |
| Title | Bletchley's Other Secret |
| Author | Hume Duncan And Grace |
| Condition | Unavailable |
| Binding Type | Paperback |
| Publisher | Grace Hume |
| Year published | 2016-12-08 |
| Number of pages | 96 |
| Cover note | Book picture is for illustrative purposes only, actual binding, cover or edition may vary. |
| Note | Unavailable |