Some of the books I read in 1991, as the lists are incomplete:
43. “Star Trek: The Next Generation: Reunion” by Michael Jan Friedman
42. “A Twin Peaks Book: The Autobiography of F.B.I. Special Agent Dale Cooper: My Life, My Tapes” by Scott Frost
41. “Revolting Rhymes” by Roald Dahl and illustrated by Quentin Blake
40. “Total Recall” by Piers Anthony
39. “Search the Shadows” by Barbara Michaels
38. “A Voyager Out: The Life of Mary Kingsley” by Katherine Frank
37. “Out of Africa: The Shooting Script” by Kurt Luedtke
36. “Walking With the Great Apes: Jane Goodall, Dian Fossey, Birute Galdikas” by Sy Montgomery
35. “War of the Flea: The Classic Study of Guerrilla Warfare” by Robert Taber
34. “America, Russia, and the Cold War, 1945-1990” by Walter Lafeber
33. “African Queen” by C. S. Forester
32. “Time-Kissed Destiny” by Constance O’Day-Flannery
31. “Once in a Lifetime” by Constance O’Day-Flannery
30. “A Time for Love” by Constance O’Day-Flannery
29. “The Royal Year 1990” by Tim Graham
28. “Exit Actors, Dying” by Margot Arnold
27. “Missing Susan” by Sharyn McCrumb
26. “A Thief of Time” by Tony Hillerman
25. “Robin Hood: Prince of Thieves” by Simon Green
24. “Terminator 2 Judgement Day” by Randal Frakes, James Cameron, and William Wisher
23. “The Terminator” by Randal Frakes, James Cameron, Bill Wisher, and Gale Anne Hurd
22. “Indiana Jones and the Seven Veils” by Rob MacGregor
21. “Indiana Jones and the Dance of the Giants” by Rob MacGregor
20. “Indiana Jones and the Peril at Delphi” by Rob MacGregor
19. “Good Morning Irene” by Carole Nelson Douglas
18. “Good Night, Mr. Holmes” by Carole Nelson Douglas
17. “Perilous Seas: A Man of His Word: Book 3” by Dave Duncan
16. “Faery Lands Forlorn: A Man of His Word: Book 2” by Dave Duncan
15. “Congo” by Michael Crichton
14. “Sphere” by Michael Crichton
13. “Star Trek: The Next Generation: Q-in-Law” by Peter David
12. “Star Trek: The Next Generation: Ghost Ship” by Daine Carey
11. “Star Wars: Heir to the Empire” by Timothy Zahn
10. “The Things they Carried” by Tim O’Brien
9. “Mountain Laurel” by Jude Deveraux
8. “Me: Stories of My Life” by Katharine Hepburn
7. “The Duchess” by Jude Deveraux
6. “Scarlett” by Alexandra Ripley
5. “The Last Camel Died at Noon” by Elizabeth Peters
4. “Borrower of the Night” by Elizabeth Peters
3. “Street of the Five Moons” by Elizabeth Peters
2. “Silhouette in Scarlet” by Elizabeth Peters
1. “Trojan Gold” by Elizabeth Peters