5 books in series
Professor Challenger
Professor Challenger is a 5-book series with 5 released primary works first released in 1900 with contributions by Arthur Conan Doyle.
| #1 |  The Lost World
| 3.77 | 101 reads | ||
| #2 |  The Poison Belt
| 3.33 | 11 reads | ||
| #3 |  The Land of Mist
| 2 | 1 read | ||
| #4 |  When the World Screamed
| 2.5 | 2 reads | ||
| #5 |  The Disintegration Machine The Disintegration Machine
| 4 | 1 read |