Books by Sinclair, Upton (sorted by popularity)
- The Profits of Religion, Fifth Edition Upton Sinclair 130 downloads
- The Journal of Arthur Stirling : ("The Valley of the Shadow") Upton Sinclair 128 downloads
- A Prisoner of Morro; Or, In the Hands of the Enemy Upton Sinclair 126 downloads
- On Guard: Mark Mallory's Celebration Upton Sinclair 123 downloads
- The Overman Upton Sinclair 118 downloads
- The Goslings: A Study of the American Schools Upton Sinclair 117 downloads
- Sylvia: A Novel Upton Sinclair 115 downloads
- Samuel the Seeker Upton Sinclair 114 downloads
- Good Health and How We Won It, With an Account of the New Hygiene Upton Sinclair and Michael Williams 111 downloads
- Jimmie Higgins Upton Sinclair 108 downloads
- The West Point Rivals: or, Mark Mallory's Stratagem Upton Sinclair 108 downloads
- Sylvia's Marriage: A Novel Upton Sinclair 108 downloads
- A West Point Treasure; Or, Mark Mallory's Strange Find Upton Sinclair 99 downloads
- The industrial republic: a study of the America of ten years hence Upton Sinclair 98 downloads
- The Second-Story Man Upton Sinclair 93 downloads
- The Jungle Upton Sinclair 93 downloads
- The Cruise of the Training Ship; Or, Clif Faraday's Pluck Upton Sinclair 88 downloads
- The Pot Boiler: A Comedy in Four Acts Upton Sinclair 88 downloads
- Letters to Judd, an American Workingman Upton Sinclair 87 downloads
- The spokesman's secretary : Being the letters of Mame to Mom Upton Sinclair 83 downloads
- Prince Hagen Upton Sinclair 79 downloads
- Sadan prosentin patriootti (Finnish) Upton Sinclair 77 downloads
- Kuningas kivihiili (Finnish) Upton Sinclair 70 downloads
- Etsivä Samuel (Finnish) Upton Sinclair 63 downloads
- Pörssiylimys: Erään amerikalaisen miljoonamiehen elämäntarina (Finnish) Upton Sinclair 57 downloads