volume 12, Hardy Boys Graphic Novels
No. of pages 176
This is volume 12 in Hardy Boys Graphic Novels .
This book has been graded for interest at 9-12 years.
There are 176 pages in this book. This book was published 2006 by Turtleback Books .
The Unknown Adventurer is still believed to be at large in the wild.
This book is in the following series: