Professor Challenger is a 5-book series with 5 primary works first released in 1900 with contributions by Arthur Conan Doyle.
#1-5 of 5 in Professor Challenger
1912 • 4 Readers • 480 pages • 3.5
#1-5 of 5 in Professor Challenger
1912 • 2 Readers • 446 pages
#1-5 of 5 in Professor Challenger
2013 • 1 Reader