Books by Sinclair, Upton (sorted by popularity)
- The Profits of Religion, Fifth Edition Upton Sinclair 96 downloads
- A West Point Treasure; Or, Mark Mallory's Strange Find Upton Sinclair 96 downloads
- The Machine Upton Sinclair 94 downloads
- Mammonart: An essay in economic interpretation Upton Sinclair 91 downloads
- The West Point Rivals: or, Mark Mallory's Stratagem Upton Sinclair 90 downloads
- Index of the Project Gutenberg Works of Upton Sinclair Upton Sinclair 89 downloads
- Sylvia: A Novel Upton Sinclair 87 downloads
- The Second-Story Man Upton Sinclair 80 downloads
- A Captain of Industry: Being the Story of a Civilized Man Upton Sinclair 78 downloads
- The Journal of Arthur Stirling : ("The Valley of the Shadow") Upton Sinclair 77 downloads
- Letters to Judd, an American Workingman Upton Sinclair 76 downloads
- The Naturewoman Upton Sinclair 71 downloads
- A Prisoner of Morro; Or, In the Hands of the Enemy Upton Sinclair 67 downloads
- The Cruise of the Training Ship; Or, Clif Faraday's Pluck Upton Sinclair 66 downloads
- Sadan prosentin patriootti (Finnish) Upton Sinclair 66 downloads
- Prince Hagen Upton Sinclair 64 downloads
- Kuningas kivihiili (Finnish) Upton Sinclair 63 downloads
- The Overman Upton Sinclair 62 downloads
- The Jungle Upton Sinclair 57 downloads
- Chikago: Nykyajan romaani (Finnish) Upton Sinclair 56 downloads
- Rahanvaihtajat (Finnish) Upton Sinclair 53 downloads
- The industrial republic: a study of the America of ten years hence Upton Sinclair 52 downloads
- Viimeinen tuomio (Finnish) Upton Sinclair 51 downloads
- Pörssiylimys: Erään amerikalaisen miljoonamiehen elämäntarina (Finnish) Upton Sinclair 51 downloads
- The Pot Boiler: A Comedy in Four Acts Upton Sinclair 46 downloads