| title | creator | language | description | tableOfContents | contributor | subject | created |
| Secret Armies
The New Technique of Nazi Warfare | Spivak, John L. (John Louis), 1897- | en | | | | Secret service -- Germany; Propaganda, German; Fascism | 2007-09-20 |
| Okewood of the Secret Service | Williams, Valentine, 1883-1946 | en | | | | Spy stories; War stories; World War, 1914-1918 -- Secret service -- Fiction | 2000-12-01 |
| Secret Societies | | en | | | | | 2004-10-15 |
| The Secret History of the Court of Justinian | Procopius | en | | | | | 2004-07-16 |
| The Secret Memoirs of the Courts of Europe: William II, Germany; Francis Joseph, Austria-Hungary, Volume I. (of 2) | Fontenoy, Mme. la Marquise de | en | | | | | 2004-06-01 |
| Secret Societies And Subversive Movements | Webster, Nesta H., 1876-1960 | en | | | | | 2006-08-23 |
| The Open Secret of Ireland | Kettle, T. M. (Thomas Michael), 1880-1916 | en | | | | | 2005-03-07 |
| The Secret of a Happy Home (1896) | Harland, Marion, 1830-1922 | en | | | | | 2005-10-04 |
| Secret Places of the Heart | Wells, H. G. (Herbert George), 1866-1946 | en | | | | | 2006-02-22 |
| Secret Enemies of True Republicanism | Smolnikar, Andrew B., 1795-1869 | en | | | | | 2005-01-12 |
| Secret Band of Brothers
A Full and True Exposition of All the Various Crimes, Villanies, and Misdeeds of This Powerful Organization in the United States. | Green, Jonathan Harrington, 1812- | en | | | | | 2006-03-04 |
| My Secret Life, Volumes I. to III.
1888 Edition | Anonymous | en | | | | Pornography; Erotic literature; Sex addicts -- Biography | 2009-10-30 |
| Her Mother's Secret | Southworth, Emma Dorothy Eliza Nevitte, 1819-1899 | en | | | | | 2008-08-11 |
| The Secret of the Ninth Planet | Wollheim, Donald Allen | en | | | | | 2010-09-05 |
| An Old Chester Secret | Deland, Margaret Wade Campbell, 1857-1945 | en | | | Taylor, F. Walter [Illustrator] | | 2010-03-27 |
| The Secret of the Storm Country | White, Grace Miller, 1868-1957 | en | | | Hitchcock, Lucius W. [Illustrator] | | 2007-02-08 |
| Secret Diplomatic History of The Eighteenth Century | Marx, Karl, 1818-1883 | en | | | Aveling, Eleanor Marx, 1855-1898 [Editor] | | 2010-05-14 |
| Madge Morton's Secret | Chalmers, Amy D. V. | en | | | | | 2007-03-03 |
| The King's Daughter and Other Stories for Girls | Various | en | | The King's Daughter -- The Old Brown House -- A Story for School Girls -- What One Lie Did -- Two Ways of Reading the Bible -- Courtesy to Strangers -- Live for Something -- Jennie Browning -- Past and Future -- Anna's Difficulty -- Company Manners -- Confide In Mother -- They Took Me In -- The Little Sisters -- A Valuable Secret -- Telling Mother -- A Story of School Life -- How Bess Managed Tom -- A Little Girl's Thoughts -- Careless Gracie's Lesson -- Vicarious Punishment -- Patty's Secret -- Mopsey's Mistake -- A Girl's Song -- Carrie's Marks -- Susie's Prayer -- The Stolen Orange -- Wee Janet's Problem -- Bertha's Grandmother -- Putting Off Till To-morrow -- Nothing Finished -- What's The Use -- Susy Diller's Christmas Feast -- The Barn That Blossomed -- I Shall Not Want -- How Dorothy Helped the Angel -- One Girl's Influence -- Two Kinds of Service -- Duty and Pleasure -- The Dangerous Door -- The Golden Windows -- Trust Always: Never Fret -- The New Life -- The Impossible Yesterday -- A Child's Puzzle -- How She Showed She Was Sorry. | | | 2004-08-06 |
| Secret Memoirs: The Story of Louise, Crown Princess | Fischer, Henry W. (Henry William), 1856-1932 | en | | | | Toscana, Luise von, 1870-1947; Saxony (Germany) -- Court and courtiers | 2009-06-19 |
| The Bishop's Secret | Hume, Fergus, 1859-1932 | en | | | | Detective and mystery stories; Clergy -- England -- Fiction | 2007-11-14 |
| I Was a Teen-Age Secret Weapon | Sabia, Richard | en | | | Freas, Kelly, 1922-2005 [Illustrator] | | 2007-11-22 |
| The Rover's Secret
A Tale of the Pirate Cays and Lagoons of Cuba | Collingwood, Harry, 1851-1922 | en | | | Symons, W. Christian [Illustrator] | | 2007-04-13 |
| Secret des Champdoce. English | Gaboriau, Émile, 1832-1873 | en | Sequel to Caught in the net. | | | | 2006-03-28 |
| The Secret of the Night | Leroux, Gaston, 1868-1927 | en | | | | Rouletabille, Joseph (Fictitious character) -- Fiction; Detective and mystery stories | 1999-03-01 |