The Professor Challenger stories

"The Land of Mist: Ed Malone and Enid Challenger, the professor's daughter, investigate the Spiritualist Church. The professor, however, dismisses spiritualism as lunacy."
"The Lost World: Professor Challenger leads a team deep into Amazon to a plateau where they find living dinosaurs and other prehistoric forms of life."
"The Disintegration Machine: Challenger and Malone visit Dr. Nemor, who has constructed a machine that disintegrates and reintegrates people and things. His intention is to sell it for military use."
"The Poison Belt: Professor Challenger gathers his team of friends from the Lost World expedition (Ed Malone, Lord John Roxton, and Professor Summerlee) to the safety of a room in his house when the earth passes through a belt of poisonous ether that ends all human and animal life in the world."
"When the World Screamed: Challenger believes that the earth is actually a living organism that is unaware of the life that exists on its outer crust. He assembles a team to drill eight miles into the ground to verify his theory."

"The professor Challenger stories : the lost world, the poison belt, the land of mist, the disintegration machine, When the world screamed"
"The professor Challenger stories"
"Les aventures del professor Challenger"
"The Professor Challenger stories"
"The Professor Challenger stories"@en
"The Professor Challenger stories: The lost world, The poison belt, The land of mist, The disintegration machine, When the world screamed"@en
"The Professor Challenger stories: The lost world, The poison belt, The land of mist, The disintegration machine, When the world screamed"
"Les Aventures del professor Challenger"
"The Professor Challenger stories: The lost world, The poison belt, The land of mist, The diintegration machine, When the world screamed"@en
"The Professor Challenger Stories : the lost world, the poison belt, the land of mist, the disintegration machine, when the world screamed"