| title | creator | language | description | tableOfContents | contributor | subject | created |
| Library of the World's Best Mystery and Detective Stories | | en | | MAUPASSANT: The Necklace; The Man with the Pale Eyes; An Uncomfortable Bed; Ghosts; Fear; The Confession; The Horla -- MILLE: The Miracle of Zobéide -- ADAM: The Torture by Hope -- ERCKMANN-CHATRIAN: The Owl's Ear; The Invisible Eye; The Waters of Death -- BALZAC: Melmoth Reconciled; The Conscript -- VOLTAIRE: Zadig the Babylonian -- ALARÇON: The Nail -- CAPUANA: The Deposition -- APULEIUS: The Adventure of the Three Robbers -- PLINY: Letter to Sura. | | | 2004-06-28 |
| The Diamond Cross Mystery
Being a Somewhat Different Detective Story | Steele, Chester K. | en | | | | | 2005-06-25 |
| The Clyde Mystery
a Study in Forgeries and Folklore | Lang, Andrew, 1844-1912 | en | | | | | 2007-03-25 |
| No Clue
A Mystery Story | Hay, James, 1881-1936 | en | | | | | 2008-08-23 |
| The Merriweather Girls and the Mystery of the Queen's Fan | Edholm, Lizette M. | en | | | | | 2009-10-31 |
| Apparitions; or, The Mystery of Ghosts, Hobgoblins, and Haunted Houses Developed | Taylor, Joseph | en | | | | | 2010-02-21 |
| 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 |
| 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 |
| 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 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 |
| 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 |