In one story by this author, Long Norton and William Monkhouse Lee are attacked by Edward Bellingham's reanimated mummy, while Joyce-Armstrong discovers that air-jungles of jellyfish and snake-like creatures live above 40,000 feet.  
In one story by this author, Long Norton and William Monkhouse Lee are attacked by Edward Bellingham's reanimated mummy, while Joyce-Armstrong discovers that air-jungles of jellyfish and snake-like creatures live above 40,000 feet.  This author of "Lot No. 249" and "The Horror of the Heights" wrote about Theodore Nemor being killed by his own invention and a war between the Doda and the Accala in two novels in a series about a man who was killed by a large sentient being he found when he drilled to the center of the earth in the story "When the World Screamed".  For 10 points—name this creator of Professor George Challenger whose novels His Last Bow and The Valley of Fear focus on a character first introduced in A Study in Scarlet, Sherlock Holmes.
In one story by this author, Long Norton and William Monkhouse Lee are attacked by Edward Bellingham's reanimated mummy, while Joyce-Armstrong discovers that air-jungles of jellyfish and snake-like creatures live above 40,000 feet.  
Arthur Conan {Doyle}