Based on sales for the week ending September 4, 2011

16. The Glass Castle
Jeannette Walls, Scribner, $16, 9780743247542

17. 1491
Charles C. Mann, Vintage, $16.95, 9781400032051

18. Lucky Peach, Issue 1: Ramen
Chris Ying (Ed.), McSweeney's, $10, 9781936365463

19. The Wave
Susan Casey, Anchor, $15.95, 9780767928854

20. Zeitoun
Dave Eggers, Vintage, $15.95, 9780307387943

21. Fifth Avenue, 5 A.M.
Sam Wasson, Harper Perennial, $13.99, 9780061774164

22. What to Expect When You're Expecting
Heidi Murkoff, Sharon Mazel, Workman, $14.95, 9780761148579

23. Rand McNally Road Atlas 2012
Rand McNally, $13.95, 9780528003363

24. The Sweet Life in Paris
David Lebovitz, Broadway, $14, 9780767928892

25. Sex at Dawn
Christopher Ryan, Cacilda Jetha, Harper Perennial, $15.99, 9780061707810

26. The Disappearing Spoon
Sam Kean, Back Bay, $14.99, 9780316051637

27. The Four Agreements
Don Miguel Ruiz, Amber-Allen, $12.95, 9781878424310

28. Eat to Live
Joel Fuhrman, Little Brown, $15.99, 9780316120913

29. What the Dog Saw
Malcolm Gladwell, Back Bay, $16.99, 9780316076203

30. The Most Beautiful Walk in the World
John Baxter, Harper Perennial, $14.99, 9780061998546

31. Slow Love
Dominique Browning, Plume Books, $15, 9780452297500

32. Night
Elie Wiesel, FSG, $9.95, 9780374500016

33. Don't Let's Go to the Dogs Tonight
Alexandra Fuller, Random House, $15, 9780375758997

34. The Old Farmer's Almanac 2012
Old Farmer's Almanac, $6.95, 9781571985446

35. Moneyball
Michael Lewis, Norton, $15.95, 9780393338393

36. The 5 Love Languages
Gary Chapman, Northfield, $14.99, 9780802473158

37. The Other Wes Moore
Wes Moore, Spiegel & Grau, $15, 9780385528207

38. The Big Short
Michael Lewis, Norton, $15.95, 9780393338829

39. Four Fish
Paul Greenberg, Penguin, $16, 9780143119463

40. A Moveable Feast
Ernest Hemingway, Scribner, $15, 9781439182710

41. Last Call
Daniel Okrent, Scribner, $17, 9780743277044

42. A Long Way Gone
Ishmael Beah, FSG, $12, 9780374531263

43. Into the Wild
Jon Krakauer, Anchor, $14.95, 9780307387172

44. Cleopatra
Stacy Schiff, Back Bay, $16.99, 9780316001946

45. The Tipping Point
Malcolm Gladwell, Back Bay, $15.99, 9780316346627

46. Prevent and Reverse Heart Disease
Caldwell B. Esselstyn, Jr., Avery, $17, 9781583333006

47. When Parents Text
Sophia Fraioli, Lauren Kaelin, Workman, $10.95, 9780761166047

48. Lunch in Paris
Elizabeth Bard, Back Bay, $13.99, 9780316042789

49. How to Read Literature Like a Professor
Thomas C. Foster, Harper, $14.99, 9780060009427

50. The Elements of Style, 4th Edition
William Strunk Jr., E.B. White, Pearson, $9.95, 9780205309023