Armada Paperbacks

The Invisible Intruder

By Carolyn Keene

The Chalet School and barbara

By Elinor M. Brent-Dyer

The Rat-a-tat Mystery

By Enid Blyton

4th Armada Ghost book

By Mary Danby

Captain Cobwebb and the Red Transistor

By Gordon Boshell

No rest for Biggles

By W. E. Johns

Billy Bunter's Bad Luck

By Frank Richards

William and the Monster

By Richmal Crompton

The Explorer's haandbook or how to come back alive

By Peter Eldin

The Secret Island

By Enid Blyton

Mike and Psmith

By P. G. Wodehouse

Gimlet's Oriental Quest

By W. E. Johns

The Explorer's handbook or how to come back alive

By Peter Eldin

Bunter: The Tough Guy of Greyfriars

By Frank Richards