The Edge Chronicles

1. 

   Beyond the Deepwoods

   Stewart, Paul, Chris Riddell, Volker Niederfahrenhorst

2. 

   The Curse of the Gloamglozer

   Stewart, Paul, Chris Riddell, Chris Riddell

3. 

   Midnight over Sanctaphrax

   Stewart, Paul, Chris Riddell, STEWART, PAUL, RIDDELL, CHRIS

4. 

   The Last of the Sky Pirates

   Stewart, Paul, Chris Riddell, Paul Stewart

5. 

   Freeglader

   Stewart, Paul, Chris Riddell

6. 

   Vox, Edge Chronicles Book 6 (Edge Chronicles)

   Stewart, Paul, Chris Riddell

7. 

   The Lost Barkscrolls (Edge Chronicles)

   Stewart, Paul, Chris Riddell

Book data and covers from Open Library (openlibrary.org).