Based on sales for the week ending July 31, 2011

11. 1984
George Orwell, Signet, $9.99, 9780451524935

12. The Girl With the Dragon Tattoo
Stieg Larsson, Vintage, $7.99, 9780307473479

13. Moonlight Mile
Dennis Lehane, Harper, $9.99, 9780061836954

14. Ender's Game
Orson Scott Card, Tor, $6.99, 9780812550702

15. Sizzling Sixteen
Janet Evanovich, St. Martin's, $8.99, 9780312383312

16. Spider Bones
Kathy Reichs, Pocket, $7.99, 9781439102404

17. Lord of the Flies
William Golding, Berkley, $9.99, 9780399501487

18. Fahrenheit 451
Ray Bradbury, Ballantine, $6.99, 9780345342966

19. The Girl Who Played With Fire
Stieg Larsson, Vintage, $7.99, 9780307476159

20. The Name of the Wind
Patrick Rothfuss, DAW, $8.99, 9780756404741

21. The Lost Symbol
Dan Brown, Anchor, $9.99, 9781400079148

22. The Official Scrabble Players Dictionary, 4th Edition
Merriam-Webster, $7.50, 9780877799290

23. Body Work
Sara Paretsky, Signet, $9.99, 9780451413086

24. The Hobbit
J.R.R. Tolkien, Ballantine, $7.99, 9780345339683

25. Killing Floor
Lee Child, Penguin, $9.99, 9780515141429

26. Edge
Jeffery Deaver, Pocket, $9.99, 9781439156360

27. Atlas Shrugged
Ayn Rand, Signet, $9.99, 9780451191144

28. Worth Dying For
Lee Child, Dell, $9.99, 9780440246299

29. Animal Farm
George Orwell, Signet, $9.99, 9780451526342

30. Heartless
Gail Carriger, Orbit, $7.99, 9780316127196

31. The Lincoln Lawyer
Michael Connelly, Grand Central, $7.99, 9781455500239

32. Slaughterhouse-Five
Kurt Vonnegut, Laurel Leaf, $7.99, 9780440180296

33. Dead Until Dark
Charlaine Harris, Ace, $7.99, 9780441016990

34. Burn
Nevada Barr, Minotaur, $9.99, 9780312381806

35. Dune
Frank Herbert, Ace, $9.99, 9780441172719

36. Private
James Patterson, Maxine Paetro, Vision, $9.99, 9780446574723

37. Storm Front
Jim Butcher, Roc, $9.99, 9780451457813

38. The Diary of a Young Girl
Anne Frank, Bantam, $7.99, 9780553577129

39. In Harm's Way
Ridley Pearson, Jove, $9.99, 9780515149715

40. American Gods
Neil Gaiman, HarperTorch, $7.99, 9780380789030

41. Treachery in Death
J.D. Robb, Berkley, $7.99, 9780425242612

42. Dead in the Family
Charlaine Harris, Ace, $7.99, 9780441020157

43. One for the Money
Janet Evanovich, St. Martin's, $7.99, 9780312990459

44. This Body of Death
Elizabeth George, Harper, $9.99, 9780061160912

45. Caught
Harlan Coben, Signet, $9.99, 9780451232700

46. U Is for Undertow
Sue Grafton, Berkley, $7.99, 9780425238110

47. Bearers of the Black Staff
Terry Brooks, Del Rey, $7.99, 9780345484192

48. The Pillars of the Earth
Ken Follett, Signet, $9.99, 9780451232816

49. Dead to the World
Charlaine Harris, Ace, $7.99, 9780441012183

50. Dark Watch
Clive Cussler, Berkley, $9.99, 9780425226278