| ISBN: | 9780545341363 |
| Publisher: | Scholastic |
| Published: | 1 January, 2010 |
| Format: | Paperback |
| Editions: |
37 other editions
of this product
|
Part of The 39 Clues (Series)
When Amy and Dan Cahill trace the footsteps of a formidable military leader from the Cahill bloodline, they uncover a devastating secret about the family that changes everything, in the seventh title of the series written by the author of Book Three, The Sword Thief.
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