Books by Sinclair, Upton (sorted by popularity)
- A Prisoner of Morro; Or, In the Hands of the Enemy Upton Sinclair 60 downloads
- The Second-Story Man Upton Sinclair 60 downloads
- They Call Me Carpenter: A Tale of the Second Coming Upton Sinclair 60 downloads
- Samuel the Seeker Upton Sinclair 58 downloads
- The Goslings: A Study of the American Schools Upton Sinclair 56 downloads
- Chikago: Nykyajan romaani (Finnish) Upton Sinclair 56 downloads
- On Guard: Mark Mallory's Celebration Upton Sinclair 51 downloads
- The Journal of Arthur Stirling : ("The Valley of the Shadow") Upton Sinclair 50 downloads
- Sadan prosentin patriootti (Finnish) Upton Sinclair 48 downloads
- A Captain of Industry: Being the Story of a Civilized Man Upton Sinclair 45 downloads
- A West Point Treasure; Or, Mark Mallory's Strange Find Upton Sinclair 41 downloads
- The Cruise of the Training Ship; Or, Clif Faraday's Pluck Upton Sinclair 40 downloads
- The Jungle Upton Sinclair 39 downloads
- Rahanvaihtajat (Finnish) Upton Sinclair 38 downloads
- Letters to Judd, an American Workingman Upton Sinclair 36 downloads
- The West Point Rivals: or, Mark Mallory's Stratagem Upton Sinclair 36 downloads
- The Naturewoman Upton Sinclair 36 downloads
- The Overman Upton Sinclair 36 downloads
- Prince Hagen Upton Sinclair 35 downloads
- Sylvia: A Novel Upton Sinclair 35 downloads
- The Pot Boiler: A Comedy in Four Acts Upton Sinclair 31 downloads
- Etsivä Samuel (Finnish) Upton Sinclair 31 downloads
- Kuningas kivihiili (Finnish) Upton Sinclair 31 downloads
- Viimeinen tuomio (Finnish) Upton Sinclair 30 downloads
- Pörssiylimys: Erään amerikalaisen miljoonamiehen elämäntarina (Finnish) Upton Sinclair 29 downloads