| title | creator | language | description | tableOfContents | contributor | subject | created |
| A Christmas Mystery
The Story of Three Wise Men | Locke, William John, 1863-1930 | en | | | Campbell, Blendon [Illustrator] | | 2004-01-01 |
| The Mystery of Mary | Hill, Grace Livingston, 1865-1947 | en | | | | | 2005-01-07 |
| Gems of Divine Mysteries | Bahá'u'lláh, 1817-1892 | en | | | | | 2005-06-23 |
| The Red House Mystery | Milne, A. A. (Alan Alexander), 1882-1956 | en | | | | Detective and mystery stories; England -- Fiction | 1999-08-01 |
| Andy at Yale
Or, The Great Quadrangle Mystery | Stokes, Roy Eliot | en | | | | | 2006-07-30 |
| Christentum als mystische Tatsache und die Mysterien des Altertums. English | Steiner, Rudolf, 1861-1925 | en | | | Collison, Harry [Editor] | Mysticism; Christianity and other religions; Mysteries, Religious; Anthroposophy | 2008-02-04 |
| Hushed Up!
A Mystery of London | Le Queux, William, 1864-1927 | en | | | | London (England) -- Fiction; Detective and mystery stories | 2009-03-15 |
| The Golf Course Mystery | Steele, Chester K. | en | | | | Detective and mystery stories; Golf stories; Golf courses -- Fiction | 1998-10-01 |
| The Mysteries of Udolpho | Radcliffe, Ann Ward, 1764-1823 | en | | | | Gothic fiction; Horror tales; Inheritance and succession -- Fiction; Guardian and ward -- Fiction; Young women -- Fiction; Orphans -- Fiction; Castles -- Fiction; Italy -- Fiction | 2002-06-01 |
| The Mystery | | en | | | | | 2003-11-01 |
| The Mystery at Putnam Hall
The School Chums' Strange Discovery | Stratemeyer, Edward, 1862-1930 | en | | | | | 2006-01-29 |
| The Continental Classics, Volume XVIII., Mystery Tales
Including Stories by Feodor Mikhailovitch Dostoyevsky, Jörgen Wilhelm
Bergsöe and Bernhard Severin Ingemann | Various | en | See also: PG#1552 | The Queen of Spades -- The General's Will -- Crime and Punishment -- The Safety Match -- Knights of Industry -- The Amputated Arms -- The Manuscript -- The Sealed Room -- The Rector of Veilbye -- The Living Death -- Thirteen at Table -- The Dancing Bear -- The Tower Room. | | | 2004-04-01 |
| The Mystery of 31 New Inn | Freeman, R. Austin (Richard Austin), 1862-1943 | en | | | | Thorndyke, Doctor (Fictitious character) -- Fiction; Inheritance and succession -- Fiction; Physicians -- Fiction; London (England) -- Fiction; Detective and mystery stories | 2004-04-01 |
| The Stowmarket Mystery
Or, A Legacy of Hate | Tracy, Louis, 1863-1928 | en | | | | | 2005-02-01 |
| Mary Louise Solves a Mystery | Baum, L. Frank (Lyman Frank), 1856-1919 | en | | | | Detective and mystery stories; Girls -- Juvenile fiction; Burrows, Mary Louise (Fictitious character) -- Fiction | 2008-02-11 |
| The Bradys Beyond Their Depth
The Great Swamp Mystery | Doughty, Francis Worcester, 1850-1917 | en | | | | Detective and mystery stories; Dime novels | 2008-10-14 |
| James VI and the Gowrie Mystery | Lang, Andrew, 1844-1912 | en | | | | | 2010-01-20 |
| The Egyptian Cat Mystery | Goodwin, Harold L. (Harold Leland), 1914-1990 | en | | | | | 2010-03-11 |
| Alice, or the Mysteries — Complete | Lytton, Edward Bulwer Lytton, Baron, 1803-1873 | en | | | | | 2004-11-27 |
| Two Ghostly Mysteries
A Chapter in the History of a Tyrone Family; and the Murdered Cousin | Le Fanu, Joseph Sheridan, 1814-1873 | en | | | | | 2004-07-06 |
| The Pony Rider Boys in the Grand Canyon
Or, The Mystery of Bright Angel Gulch | Patchin, Frank Gee, 1861-1925 | en | | | | Horsemanship -- Juvenile fiction; Grand Canyon (Ariz.) -- Juvenile fiction | 2004-07-22 |
| The Girl and The Bill
An American Story of Mystery, Romance and Adventure | Merwin, Bannister | en | | | | | 2008-06-15 |
| The Radio Boys Trailing a Voice
or, Solving a Wireless Mystery | Chapman, Allen | en | | | | Radio -- Juvenile fiction; Boys -- Juvenile fiction | 2008-06-20 |
| The La Chance Mine Mystery | Jones, Susan Morrow, 1864?-1926 | en | | | Gage, George W. [Illustrator] | | 2008-11-09 |
| The Hunt Ball Mystery | Magnay, William | en | | | | | 2003-11-01 |