Extended Mass Market Based on sales from the week ending January 4, 2004. 11. Hornet Flight Ken Follett, 0451210743, Signet, $7.99 12. Seabiscuit Laura Hillenbrand, 0345465083, Ballantine, $7.99 13. The Cat Who Brought Down the House Lilian Jackson Braun, 0515136557, Jove, $6.99 14. Dr. Atkins' New Carbohydrate Gram Counter Robert C. Atkins, M.D., 0871318156, M. Evans, $4.95 15. Key of Knowledge Nora Roberts, 0515136379, Jove, $7.99 16. The Hobbit J.R.R. Tolkien, 0345339681, Ballantine, $7.99 17. Key of Light Nora Roberts, 051513628X, Jove, $7.99 18. Holy Blood, Holy Grail Michael Baigent, Richard Leigh, Henry Lincoln, 0440136482, Dell, $7.99 19. Crossroads of Twilight Robert Jordan, 0812571339, Tor, $7.99 20. Official Scrabble Players Dictionary Merriam-Webster (Eds.), 0877799156, Merriam-Webster, $6.50 21. The Lord of the Rings: The Fellowship of the Ring J.R.R. Tolkien, 0345339703, Ballantine, $7.99 22. The Lord of the Rings: The Return of the King J.R.R. Tolkien, 0345339738, Ballantine, $7.99 23. Portrait of a Killer Patricia Cornwell, 0425192733, Berkley, $7.99 24. December 6 Martin Cruz Smith, 0671775928, Pocket Star, $7.99 25. The Silmarillion J.R.R. Tolkien, 0345325818, Ballantine, $7.99 26. Reversible Errors Scott Turow, 0446612626, Warner Vision, $7.99 27. Leonard Maltin's Movie and Video Guide 2004 Leonard Maltin, 0451209400, Signet, $8.99 28. The Atkins Essentials Atkins Services (Eds.), 0060598387, Avon, $7.50 29. The Bone Vault Linda Fairstein, 0743436679, Pocket Star, $7.99 30. The Janson Directive Robert Ludlum, 0312989385, St. Martin's, $7.99 31. The Catcher in the Rye J.D. Salinger, 0316769487, Warner, $5.99 32. Q Is for Quarry Sue Grafton, 0425192725, Berkley, $7.99 33. One for the Money Janet Evanovich, 0312990456, St. Martin's, $7.99 34. The Lord of the Rings: The Two Towers J.R.R. Tolkien, 0345339711, Ballantine, $7.99 35. New Comprehensive A-Z Crossword Dictionary Edy G. Schaffer (Ed.), 0380724251, Avon, $7.50 36. The Da Vinci Legacy Lewis Perdue, 0765349671, Tor, $7.99 37. From a Buick 8 Stephen King, 0743417682, Pocket, $7.99 38. Without Pity Ann Rule, 0743448677, Pocket, $7.99 39. Red Rabbit Tom Clancy, 0425191184, Berkley, $7.99 40. 1984 George Orwell, 0451524934, Signet, $7.95 41. Badge of Honor VIII: Final Justice W.E.B. Griffin, 0515136565, Jove, $7.99 42. A Noble Radiance Donna Leon, 0142003190, Penguin, $6.99 43. Timeline Michael Crichton, 0345417623, Ballantine, $7.99 44. Four Blind Mice James Patterson, 0446613266, Warner, $7.99 45. Fahrenheit 451 Ray Bradbury, 0345342968, Ballantine, $6.99 46. The Grave Maurice Martha Grimes, 0451411013, Onyx, $7.99 47. Slightly Tempted Mary Balogh, 0440241065, Dell, $5.99 48. Sons of Fortune Jeffrey Archer, 0312993536, St. Martin's, $7.99 49. American Gods Neil Gaiman, 0380789035, HarperTorch, $7.99 50. By the Light of the Moon Dean R. Koontz, 0553582763, Bantam, $7.99