Derr - Dualwick - New paperback or softback - X555z

Derr - Impractical - New paperback or softback - X555z

Derr - Toymaker's Hoard - New paperback or softback - X555z

Derr - Missing Butterfly - New paperback or softback - X555z

Derr - Shine Forever - New paperback or softback - X555z

Derr - Only Option - New paperback or softback - X555z

Derr - Bangkok Adventure - New paperback or softback - X555z

Derr - Sword of the King - New paperback or softback - X555z