Based on sales for the week ending August 21, 2011

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

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

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

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

20. The Submission
Amy Waldman, FSG, $26, 9780374271565

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

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

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

24. Then Came You
Jennifer Weiner, Atria, $26.99, 9781451617726

25. The Hypnotist
Lars Kepler, Sarah Crichton Books/FSG, $27, 9780374173951

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

27. Dreams of Joy
Lisa See, Random House, $26, 9781400067121

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

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

30. Back of Beyond
C.J. Box, Minotaur, $25.99, 9780312365745

31. Once Upon a River
Bonnie Jo Campbell, Norton, $25.95, 9780393079890

32. Against All Enemies
Tom Clancy, Peter Telep, Putnam, $28.95, 9780399157301

33. Smokin' Seventeen
Janet Evanovich, Bantam, $28, 9780345527684

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

35. The Land of Painted Caves
Jean M. Auel, Crown, $30, 9780517580516

36. The Devil All the Time
Donald Ray Pollock, Doubleday, $26.95, 9780385535045

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

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

39. Dick Francis's Gamble
Felix Francis, Putnam, $26.95, 9780399157479

40. One Summer
David Baldacci, Grand Central, $25.99, 9780446583145

41. Conquistadora
Esmeralda Santiago, Knopf, $27.50, 9780307268327

42. Burnt Mountain
Anne Rivers Siddons, Grand Central, $25.99, 9780446527897

43. The Twelfth Enchantment
David Liss, Random House, $26, 9781400068968

44. Unsaid
Neil Abramson, Center Street, $23.99, 9781599954103

45. Sisterhood Everlasting
Ann Brashares, Random House, $25, 9780385521222

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

47. Victory and Honor
W.E.B. Griffin, William E. Butterworth, IV, Putnam, $26.95, 9780399157554

48. Now You See Her
James Patterson, Michael Ledwidge, Little Brown, $27.99, 9780316036214

49. Dead Reckoning
Charlaine Harris, Ace, $27.95, 9780441020317

50. Sister
Rosamund Lupton, Crown, $24, 9780307716514