The Adventures of Sherlock Holmes by Arthur Conan Doyle
Best Books of the 19th Century
1,704 books — 6,878 voters
Harry Potter and the Deathly Hallows by J.K. RowlingHarry Potter and the Half-Blood Prince by J.K. RowlingHarry Potter and the Order of the Phoenix by J.K. RowlingThe Girl With the Dragon Tattoo by Stieg LarssonCatching Fire by Suzanne Collins
Best Books of the 21st Century
9,847 books — 22,040 voters

To Kill a Mockingbird by Harper LeeHarry Potter and the Sorcerer's Stone by J.K. Rowling
Best Books of the 20th Century
7,899 books — 49,788 voters