The Land of Mist
Arthur Conan Doyle
Professor Challenger (3)
The Disintegration Machine / The Horror of the Heights / When ...
Professor Challenger (5)
When the World Screamed
Professor Challenger (4)
The Poison Belt
Professor Challenger (2)
The Lost World
Arthur Conan Doyle & Paul Cook
Professor Challenger (1)
Professor Challenger in Space
Stephen Theaker