Into a Dark Realm
Raymond E. Feist
The Riftwar Cycle (2)
Five have a wonderful time
Enid Blyton
The Famous Five (11)
The Enchanted Castle and Five Children and It
Edith Nesbit & H. R. Millar & Sanford Schwartz
Paradox
Alex Archer
Rogue Angel (21)
Five Get Into Trouble
The Famous Five (8)