| title | creator | language | description | tableOfContents | contributor | subject | created |
| A Prisoner of Morro
In the Hands of the Enemy | Sinclair, Upton, 1878-1968 | en | | | | | 2008-03-06 |
| Prince Hagen | Sinclair, Upton, 1878-1968 | en | A modern morality play of the Niebelungs of Wagner's Ring Cycle Operas. | | | | 2002-07-01 |
| The Jungle | Sinclair, Upton, 1878-1968 | en | | | | Meat industry and trade -- Fiction; Working class -- Fiction; Stockyards -- Fiction; Immigrants -- Fiction; Chicago (Ill.) -- Fiction; Lithuanian Americans -- Fiction; Political fiction | 2006-03-11 |
| The Machine | Sinclair, Upton, 1878-1968 | en | | | | | 2002-07-01 |
| The Metropolis | Sinclair, Upton, 1878-1968 | en | | | | Upper class -- Fiction; Socialites -- Fiction | 2004-04-01 |
| The Naturewoman | Sinclair, Upton, 1878-1968 | en | | | | | 2002-07-01 |
| The Profits of Religion, Fifth Edition | Sinclair, Upton, 1878-1968 | en | | | | | 2005-08-07 |