| title | creator | language | description | tableOfContents | contributor | subject | created |
| The Combined Maze | Sinclair, May, 1863-1946 | en | | | | | 2009-03-31 |
| Babbitt | Lewis, Sinclair, 1885-1951 | en | | | | | 2002-02-11 |
| The Three Sisters | Sinclair, May, 1863-1946 | en | | | | | 2004-04-01 |
| The Innocents
A Story for Lovers | Lewis, Sinclair, 1885-1951 | en | | | | New York (State) -- Social life and customs -- Fiction; Married people -- Fiction | 2008-05-11 |
| Poor Man's Rock | Sinclair, Bertrand W., 1881-1972 | en | | | Johnson, Frank Tenney, 1874-1939 [Illustrator] | | 2005-08-17 |
| Jane Sinclair; Or, The Fawn Of Springvale
The Works of William Carleton, Volume Two | Carleton, William, 1794-1869 | en | | | Flanery, M. L. [Illustrator] | | 2005-06-07 |
| The Helpmate | Sinclair, May, 1863-1946 | en | | | | | 2006-02-26 |
| Raw Gold
A Novel | Sinclair, Bertrand W., 1881-1972 | en | | | Rowe, Clarence H. (Clarence Herbert), 1878-1930 [Illustrator] | | 2006-06-12 |
| North of Fifty-Three | Sinclair, Bertrand W., 1881-1972 | en | | | Fischer, Anton Otto, 1882-1962 [Illustrator] | | 2006-10-09 |
| The Profits of Religion, Fifth Edition | Sinclair, Upton, 1878-1968 | en | | | | | 2005-08-07 |
| Main Street | Lewis, Sinclair, 1885-1951 | en | | | | | 2006-01-21 |
| Records of the Fossil Mammal Sinclairella, Family Apatemyidae, From the Chadronian and Orellan | Clemens, William Alvin | en | | | | Sinclairella dakotensis; Paleontology -- Oligocene; Paleontology -- Colorado -- Logan County; Paleontology -- Nebraska -- Sioux County | 2009-10-20 |
| The Three Brontës | Sinclair, May, 1863-1946 | en | | | | | 2004-03-01 |
| Free Air | Lewis, Sinclair, 1885-1951 | en | | | | | 2008-09-30 |
| The Immortal Moment
The Story of Kitty Tailleur | Sinclair, May, 1863-1946 | en | | | Phillips, C. Coles [Illustrator] | | 2010-02-27 |
| The Naturewoman | Sinclair, Upton, 1878-1968 | en | | | | | 2002-07-01 |
| Prince Hagen | Sinclair, Upton, 1878-1968 | en | A modern morality play of the Niebelungs of Wagner's Ring Cycle Operas. | | | | 2002-07-01 |
| The Tree of Heaven | Sinclair, May, 1863-1946 | en | | | | | 2004-10-27 |