Publisher: Armada Books

Cover Layout: Format A

First Printed: 1981

Featured stories:
#2 - The Arctic Patrol Mystery
#11 - The Twisted Claw
#14 - The Secret Of Pirates' Hill

Cover Artist: Peter Archer

ISBN: 0-00-691990-1 (UK) | 0-00-692018-7 (AU)

Notes:
-- Two regional variants of this omnibus exist, each having a unique ISBN. The price given on the front cover of the version released in Australia is $4.95, whereas the British cover displays the equivalent amount in Sterling (£1.75).

Publisher: Armada Books

Cover Layout: Format A

First Printed: 1982

Featured stories:
#7 - The Mystery of the Melted Coins
#22 - The Sinister Signpost
#23 - Footprints Under The Window

Cover Artist: Peter Archer

ISBN: 0-00-692076-4

Notes:
-- First printing back cover prices are as follows:
£1.95 (UK), $5.95 (NZ), $4.95 (AU).