Based on sales for the week ending September 11, 2011

16. Maine
J.Courtney Sullivan, Knopf, $25.95, 9780307595126

17. Train Dreams
Denis Johnson, FSG, $18, 9780374281144

18. Kill Me If You Can
James Patterson, Marshall Karp, Little Brown, $27.99, 9780316097543

19. The Buddha in the Attic
Julie Otsuka, Knopf, $22, 9780307700001

20. Ready Player One
Ernest Cline, Crown, $24, 9780307887436

21. The Race
Clive Cussler, Justin Scott, Putnam, $27.95, 9780399157813

22. The Tiger's Wife
Tea Obreht, Random House, $25, 9780385343831

23. The Cut
George Pelecanos, Reagan Arthur, $25.99, 9780316078429

24. Portrait of a Spy
Daniel Silva, Harper, $26.99, 9780062072184

25. Only Time Will Tell
Jeffrey Archer, St. Martin's, $27.99, 9780312539559

26. The Dog Who Knew Too Much
Spencer Quinn, Atria, $25, 9781439157091

27. The Family Fang
Kevin Wilson, Ecco, $23.99, 9780061579035

28. The Last Werewolf
Glen Duncan, Knopf, $25.95, 9780307595089

29. Ghost Story
Jim Butcher, Roc, $27.95, 9780451463791

30. House of Holes
Nicholson Baker, S&S, $25, 9781439189511

31. Flash and Bones
Kathy Reichs, Scribner, $26.99, 9781439102411

32. The Measure of the Magic
Terry Brooks, Del Rey, $27, 9780345484208

33. The Omen Machine
Terry Goodkind, Tor, $29.99, 9780765327727

34. Girls in White Dresses
Jennifer Close, Knopf, $24.95, 9780307596857

35. The Snowman
Jo Nesbø, Knopf, $25.95, 9780307595867

36. The Lantern
Deborah Lawrenson, Harper, $25.99, 9780062049698

37. Before I Go to Sleep
S.J. Watson, Harper, $25.99, 9780062060556

38. She Walks in Beauty
Caroline Kennedy (Ed.), Hyperion, $24.99, 9781401341459

39. Full Black
Brad Thor, Atria, $26.99, 9781416586616

40. Turn of Mind
Alice LaPlante, Atlantic Monthly, $24, 9780802119773

41. Cold Vengeance
Douglas Preston, Lincoln Child, Grand Central, $26.99, 9780446554985

42. The Emperor of Lies
Steve Sem-Sandberg, FSG, $30, 9780374139643

43. This Beautiful Life
Helen Schulman, Harper, $24.99, 9780062024381

44. The Map of Time
Felix J. Palma, Atria, $26, 9781439167397

45. Dark Predator
Christine Feehan, Berkley, $26.95, 9780425241974

46. Iron House
John Hart, Thomas Dunne, $25.99, 9780312380342

47. The Wise Man's Fear
Patrick Rothfuss, DAW, $29.95, 9780756404734

48. Freedom
Jonathan Franzen, FSG, $28, 9780374158460

49. The Most Dangerous Thing
Laura Lippman, Morrow, $25.99, 9780061706516

50. The Tears of the Sun
S.M. Stirling, Roc, $26.95, 9780451464156