| 1970: Fiction |
 | 1 | Love Story | Segal, Erich |
 | 2 | The French Lieutenant's Woman | Fowles, John |
 | 3 | Islands in the Stream | Hemingway, Ernest |
| | 4 | The Crystal Cave | Stewart, Mary |
| | 5 | Great Lion of God | Caldwell, Taylor |
 | 6 | QB VII | Uris, Leon |
 | 7 | The Gang That Couldn't Shoot Straight | Breslin, Jimmy |
| | 8 | The Secret Woman | Holt, Victoria |
 | 9 | Travels with My Aunt | Greene, Graham |
 | 10 | Rich Man, Poor Man | Shaw, Irwin |
| 1970: Non-Fiction |
| | 1 | Everything You Always Wanted To Know About Sex but Were Afraid To Ask | Reuben, David, M.D. |
| | 2 | The New English Bible | None |
| | 3 | The Sensuous Woman | "J" |
| | 4 | Better Homes and Gardens Fondue and Tabletop Cooking | None |
| | 5 | Up the Organization | Townsend, Robert |
| | 6 | Ball Four | Bouton, Jim |
| | 7 | American Heritage Dictionary of the English Language | Morris, William |
| | 8 | Body Language | Fast, Julius |
| | 9 | In Someone's Shadow | McKuen, Rod |
| | 10 | Caught in the Quiet | McKuen, Rod |
| 1971: Fiction |
| | 1 | Wheels | Hailey, Arthur |
 | 2 | The Exorcist | Blatty, William P. |
| | 3 | The Passions of the Mind | Stone, Irving |
 | 4 | The Day of the Jackal | Forsyth, Frederick |
| | 5 | The Betsy | Robbins, Harold |
| | 6 | Message from Malaga | MacInnes, Helen |
 | 7 | The Winds of War | Wouk, Herman |
 | 8 | The Drifters | Michener, James A. |
 | 9 | The Other | Tryon, Thomas |
 | 10 | Rabbit Redux | Updike, John |
| 1971: Non-Fiction |
| | 1 | The Sensous Man | "M" |
| | 2 | Bury My Heart at Wounded Knee | Brown, Dee |
| | 3 | Better Homes and Gardens Blender Cook Book | None |
| | 4 | I'm O.K., You're O.K. | Harris, Thomas |
| | 5 | Any Woman Can! | Reuben, David, M.D. |
| | 6 | Inside the Third Reich | Speer, Albert |
| | 7 | Eleanor and Franklin | Lash, Joseph P. |
| | 8 | Wunnerful, Wunnerful! | Welk, Lawrence |
| | 9 | Honor Thy Father | Talese, Gay |
| | 10 | Fields of Wonder | McKuen, Rod |
| 1972: Fiction |
 | 1 | Jonathan Livingston Seagull | Bach, Richard |
| | 2 | August, 1914 | Solzhenitsyn, Alexander |
 | 3 | The Odessa File | Forsyth, Frederick |
 | 4 | The Day of the Jackal | Forsyth, Frederick |
| | 5 | The Word | Wallace, Irving |
 | 6 | The Winds of War | Wouk, Herman |
| | 7 | Captains and the Kings | Caldwell, Taylor |
 | 8 | Two from Galilee | Holmes, Marjorie |
 | 9 | My Name Is Asher Lev | Potok, Chaim |
 | 10 | Semi-Tough | Jenkins, Dan |
| 1972: Non-Fiction |
| | 1 | The Living Bible | Taylor, Kenneth |
| | 2 | I'm O.K., You're O.K. | Harris, Thomas |
| | 3 | Open Marriage | O'Neill, Nena and George |
| | 4 | Harry S. Truman | Truman, Margaret |
| | 5 | Dr. Atkins' Diet Revolution | Atkins, Robert C. |
| | 6 | Better Homes and Gardens Menu Cook Book | None |
| | 7 | The Peter Prescription | Peter, Laurence J. |
| | 8 | A World Beyond | Montgomery, Ruth |
| | 9 | Journey to Ixtlan | Castaneda, Carlos |
| | 10 | Better Homes and Gardens Low-Calorie Desserts | None |
| 1973: Fiction |
 | 1 | Jonathan Livingston Seagull | Bach, Richard |
| | 2 | Once Is Not Enough | Susann, Jacqueline |
 | 3 | Breakfast of Champions | Vonnegut, Kurt |
 | 4 | The Odessa File | Forsyth, Frederick |
| | 5 | Burr | Vidal, Gore |
| | 6 | The Hollow Hills | Stewart, Mary |
| | 7 | Evening in Byzantium | Shaw, Irwin |
| | 8 | The Matlock Paper | Ludlum, Robert |
| | 9 | The Billion Dollar Sure Thing | Erdman, Paul E. |
 | 10 | The Honorary Consul | Greene, Graham |
| 1973: Non-Fiction |
| | 1 | The Living Bible | Taylor, Kenneth |
| | 2 | Dr. Atkins' Diet Revolution | Atkins, Robert C. |
| | 3 | I'm O.K., You're O.K. | Harris, Thomas |
| | 4 | The Joy of Sex | Comfort, Alex |
| | 5 | Weight Watchers Program Cookbook | Nidetch, Jean |
| | 6 | How To Be Your Own Best Friend | Newman, Mildred, et al. |
| | 7 | The Art of Walt Disney | Finch, Christopher |
| | 8 | Better Homes and Gardens Home Canning Cookbook | None |
| | 9 | Alistair Cooke's America | Cooke, Alistair |
| | 10 | Sybil | Schreiber, Flora R. |
| 1974: Fiction |
 | 1 | Centennial | Michener, James A. |
 | 2 | Watership Down | Adams, Richard |
 | 3 | Jaws | Benchley, Peter |
 | 4 | Tinker, Tailor, Soldier, Spy | Le Carre, John |
 | 5 | Something Happened | Heller, Joseph |
| | 6 | The Dogs of War | Forsyth, Frederick |
 | 7 | The Pirate | Robbins, Harold J. |
 | 8 | I Heard the Owl Call My Name | Craven, Margaret |
| | 9 | The Seven-Per-Cent Solution | Watson, John H. |
| | 10 | The Fan Club | Wallace, Irving |
| 1974: Non-Fiction |
| | 1 | The Total Woman | Morgan, Marabel |
| | 2 | All the President's Men | Bernstein, Carl and Bob Woodward |
| | 3 | Plain Speaking: An Oral Biography of Harry S. Truman | Miller, Merle |
| | 4 | More Joy: A Lovemaking Companion to The Joy of Sex | Comfort, Alex |
| | 5 | Alistair Cooke's America | Cooke, Alistair |
| | 6 | Tales of Power | Castaneda, Carlos A. |
| | 7 | You Can Profit from a Monetary Crisis | Browne, Harry |
| | 8 | All Things Bright and Beautiful | Herriot, James |
| | 9 | The Bermuda Triangle | Berlitz, Charles with J. Manson Valentine |
| | 10 | The Memory Book | Lorayne, Harry and Jerry Lucas |
| 1975: Fiction |
 | 1 | Ragtime | Doctorow, E. L. |
| | 2 | The Moneychangers | Hailey, Arthur |
 | 3 | Curtain | Christie, Agatha |
 | 4 | Looking for Mister Goodbar | Rossner, Judith |
| | 5 | The Choirboys | Wambaugh, Joseph |
 | 6 | The Eagle Has Landed | Higgins, Jack |
| | 7 | The Greek Treasure: A Biographical Novel of Henry and Sophia Schliemann | Stone, Irving |
 | 8 | The Great Train Robbery | Crichton, Michael |
 | 9 | Shogun | Clavell, James |
 | 10 | Humboldt's Gift | Bellow, Saul |
| 1975: Non-Fiction |
| | 1 | Angels: God's Secret Agents | Graham, Billy |
| | 2 | Winning Through Intimidation | Ringer, Robert |
| | 3 | TM: Discovering Energy and Overcoming Stress | Bloomfield, Harold H. |
| | 4 | The Ascent of Man | Bronowski, Jacob |
| | 5 | Sylvia Porter's Money Book | Porter, Sylvia |
| | 6 | Total Fitness in 30 Minutes a Week | Morehouse, Laurence E. and Leonard Gross |
| | 7 | The Bermuda Triangle | Berlitz, Charles with J. Manson Valentine |
| | 8 | The Save-Your-Life Diet | Reuben, David |
| | 9 | Bring on the Empty Horses | Niven, David |
| | 10 | Breach of Faith: The Fall of Richard Nixon | White, Theodore H. |
| 1976: Fiction |
 | 1 | Trinity | Uris, Leon |
 | 2 | Sleeping Murder | Christie, Agatha |
| | 3 | Dolores | Susann, Jacqueline |
| | 4 | Storm Warning | Higgins, Jack |
 | 5 | The Deep | Benchley, Peter |
| | 6 | 1876 | Vidal, Gore |
 | 7 | Slapstick: or, Lonesome No More! | Vonnegut, Kurt |
| | 8 | The Lonely Lady | Robbins, Harold |
| | 9 | Touch Not the Cat | Stewart, Mary |
 | 10 | A Stranger in the Mirror | Sheldon, Sidney |
| 1976: Non-Fiction |
| | 1 | The Final Days | Woodward, Bob and Carl Bernstein |
 | 2 | Roots | Haley, Alex |
| | 3 | Your Erroneous Zones | Dyer, Dr. Wayne W. |
| | 4 | Passages: The Predictable Crises of Adult Life | Sheehy, Gail |
| | 5 | Born Again | Colson, Charles W. |
| | 6 | The Grass ls Always Greener over the Septic Tank | Bombeck, Erma |
| | 7 | Angels: God's Secret Agents | Graham, Billy |
| | 8 | Blind Ambition: The White House Years | Dean, John |
| | 9 | The Hite Report: A Nationwide Study of Female Sexuality | Hite, Shere |
| | 10 | The Right and the Power: The Prosecution of Watergate | Jaworski, Leon |
| 1977: Fiction |
 | 1 | The Silmarillion | Tolkien, J.R.R.; Christopher Tolkien |
 | 2 | The Thorn Birds | McCullough, Colleen |
 | 3 | Illusions: The Adventures of a Reluctant Messiah | Bach, Richard |
| | 4 | The Honourable Schoolboy | Le Carre, John |
 | 5 | Oliver's Story | Segal, Erich |
| | 6 | Dreams Die First | Robbins, Harold |
| | 7 | Beggarman, Thief | Shaw, Irwin |
 | 8 | How To Save Your Own Life | Jong, Erica |
 | 9 | Delta of Venus: Erotica | Nin, Anais |
| | 10 | Daniel Martin | Fowles, John |
| 1977: Non-Fiction |
| | 1 | Roots | Haley, Alex |
| | 2 | Looking Out for #1 | Ringer, Robert |
| | 3 | All Things Wise and Wonderful | Herriot, James |
| | 4 | Your Erroneous Zones | Dyer, Dr. Wayne W. |
| | 5 | The Book of Lists | Wallechinsky, David, Wallace, Irving, and Amy Wallace |
| | 6 | The Possible Dream: A Candid Look at Amway | Conn, Charles Paul |
| | 7 | The Dragons of Eden: Speculations on the Evolution of Human Intelligence | Sagan, Carl |
| | 8 | The Second Ring of Power | Castaneda, Carlos |
| | 9 | The Grass ls Always Greener over the Septic Tank | Bombeck, Erma |
| | 10 | The Amityville Horror | Anson, Jay |
| 1978: Fiction |
 | 1 | Chesapeake | Michener, James A. |
| | 2 | War and Remembrance | Wouk, Herman |
 | 3 | Fools Die | Puzo, Mario |
| | 4 | Bloodlines | Sheldon, Sidney |
 | 5 | Scruples | Judith Krantz |
| | 6 | Evergreen | Plain, Belva |
 | 7 | Illusions: The Adventures of a Reluctant Messiah | Bach, Richard |
| | 8 | The Holcroft Covenant | Ludlum, Robert |
| | 9 | Second Generation | Fast, Howard |
 | 10 | Eye of the Needle | Follett, Ken |
 | 11 | The Human Factor | Greene, Graham |
| | 12 | The Far Pavilions | Kaye, M.M. |
| | 13 | Prelude to Terror | MacInnes, Helen |
 | 14 | The World According to Garp | Irving, John |
| | 15 | Whistle | Jones, James |
| 1978: Non-Fiction |
| | 1 | If Life Is a Bowl of Cherries--What Am I Doing in the Pits? | Bombeck, Erma |
| | 2 | Gnomes | Huygen, Wil and Rien Poortvliet |
| | 3 | The Complete Book of Running | Fixx, James |
| | 4 | Mommie Dearest | Crawford, Christina |
| | 5 | Pulling Your Own Strings | Dyer, Dr. Wayne W. |
| | 7 | A Distant Mirror: The Calamitous Fourteenth Century | Tuchman, Barbara |
| | 8 | RN: The Memoirs of Richard Nixon | Nixon, Richard |
| | 8 | Faeries | Froud, Brian and Alan Lee |
| | 9 | ln Search of History: A Personal Adventure | White, Theodore H. |
| | 10 | The Muppet Show Book | Muppet People, The |
| | 11 | The Ends of Power | Haldeman, H.R. |
| | 12 | My Mother/My Self: A Daughter's Search for Identity | Friday, Nancy |
| | 13 | American Caesar: Douglas MacArthur, 1880-1964 | Manchester, William |
| | 14 | A Time for Truth | Simon, William E. |
| | 15 | Jackie Oh! | Kelley, Kitty |
| 1979: Fiction |
| | 1 | The Matarese Circle | Ludlum, Robert |
 | 2 | Sophie's Choice | Styron, William |
| | 3 | Overload | Hailey, Arthur |
 | 4 | Memories of Another Day | Robbins, Harold |
 | 5 | Jailbird | Vonnegut, Kurt |
| | 6 | The Dead Zone | King, Stephen |
 | 7 | The Last Enchantment | Stewart, Mary |
| | 8 | The Establishment | Fast, Howard |
| | 9 | The Third World War: August 1985 | Hackett, Gen. Sir John, et al. |
| | 10 | Smiley's People | Le Carre, John |
| | 11 | Triple | Follett, Ken |
| | 12 | Good as Gold | Heller, Joseph |
| | 13 | There's No Such Place as Far Away | Bach, Richard |
| | 14 | The Island | Benchley, Peter |
 | 15 | Hanta Yo | Hill, Ruth Beebe |
| 1979: Non-Fiction |
| | 1 | Aunt Erma's Cope Book | Bombeck, Erma |
| | 2 | The Complete Scarsdale Medical Diet | Tarnower, Herman, M.D., and Samm Sinclair Baker |
| | 3 | How to Prosper During the Coming Bad Years | Ruff, Howard J. |
| | 4 | Cruel Shoes | Martin, Steve |
| | 5 | The Pritikin Program for Diet and Exercise | Pritikin, Nathan and Patrick McGrady Jr. |
| | 6 | White House Years | Kissinger, Henry |
| | 7 | Lauren Bacall By Myself | Bacall, Lauren |
| | 8 | The Brethren: Inside the Supreme Court | Woodward, Bob and Scott Armstrong |
| | 9 | Restoring the American Dream | Ringer, Robert J. |
| | 10 | The Winner's Circle | Conn, Charles Paul |
| | 11 | The Winner's Circle | Conn, Charles Paul |
| | 12 | How to Become Financially Independent by Investing in Real Estate | Lowry, Albert J. |
| | 13 | James Herriot's Yorkshire | Herriot, James |
| | 14 | The Fannie Farmer Cookbook | Cunningham, Marion |
| | 15 | The Powers That Be | Halberstam, David |