| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Future of International Law | Oppenheim, L. (Lassa), 1858-1919 | en | | | | | 2010-07-31 |
| A Millionaire of Yesterday | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | Fiction; Detective and mystery stories | 1999-09-01 |
| The Double Life Of Mr. Alfred Burton | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2005-11-19 |
| To Win the Love He Sought
The Great Awakening: Volume 3 | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2010-09-23 |
| The Tempting of Tavernake | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2004-02-01 |
| Jeanne of the Marshes | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | English fiction -- 20th century; Detective and mystery stories | 2003-07-01 |
| The Yellow Crayon | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | Fiction; Detective and mystery stories | 1999-08-01 |
| The Vanished Messenger | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | Fiction; Detective and mystery stories | 1999-04-01 |
| Mr. Grex of Monte Carlo | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | Grefé, Will [Illustrator] | | 2007-02-17 |
| The Malefactor | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | Title in England: Mr. Wingrave, Millionaire | | | | 1998-05-01 |
| The Hillman | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | Avison, George [Illustrator] | | 2010-10-05 |
| The Missioner | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | Pegram, Fred [Illustrator] | | 2010-08-27 |
| Peter Ruff and the Double Four | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | Secret societies -- Fiction; Adventure stories; Detective and mystery stories | 1999-11-01 |
| Havoc | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | Fiction; Spy stories | 2000-08-01 |
| The Great Prince Shan | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2004-08-06 |
| The Nine-Tenths | Oppenheim, James, 1882-1932 | en | | | | | 2004-02-01 |
| Jacob's Ladder | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2010-06-07 |
| A Prince of Sinners | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2005-10-30 |
| The Master Mummer | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2009-02-23 |
| A Maker of History | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2006-09-20 |
| The Lost Ambassador
The Search For The Missing Delora | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2004-09-03 |
| A Monk of Cruta | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2010-03-07 |
| The Double Traitor | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2003-12-01 |
| The Evil Shepherd | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 2004-05-01 |
| The Zeppelin's Passenger | Oppenheim, E. Phillips (Edward Phillips), 1866-1946 | en | | | | | 1999-10-01 |