Books in Browsing: Sociology (sorted alphabetically by author)
- Uit Sowjet-Rusland: Beelden en beschouwingen (Dutch) Henriette Roland Holst-Van der Schalk
- Gambling; or, Fortuna, her temple and shrine. James Harold Romain
- A Square Deal Theodore Roosevelt
- Books and bidders : The adventures of a bibliophile A. S. W. Rosenbach
- Consumers and Wage-Earners: The Ethics of Buying Cheap J. Elliot Ross
- Suggestions for the Prevention of Juvenile Depravity Benjamin Rotch
- Yhteiskuntasopimuksesta, eli, Valtio-oikeuden johtavat aatteet (Finnish) Jean-Jacques Rousseau
- Safe Marriage: A Return to Sanity Ettie Annie Rout
- Society: Its Origin and Development Henry K. Rowe
- Sex and Common-Sense A. Maude Royden
- Van strak gespannen snaren (Dutch) R. J. W. Rudolph
- The English Prison System Sir Evelyn Ruggles-Brise
- The Ethics of Drink and Other Social Questions; Or, Joints In Our Social Armour James Runciman
- Open Source Democracy: How online communication is changing offline politics Douglas Rushkoff
- Fors Clavigera (Volume 6 of 8) John Ruskin
- Fors Clavigera (Volume 3 of 8) John Ruskin
- Fors Clavigera (Volume 2 of 8) John Ruskin
- Fors Clavigera (Volume 1 of 8) John Ruskin
- Time and Tide by Weare and Tyne John Ruskin
- Fors Clavigera (Volume 5 of 8) John Ruskin
- Fors Clavigera (Volume 4 of 8) John Ruskin
- Free Thought and Official Propaganda Bertrand Russell
- Why Men Fight: A method of abolishing the international duel Bertrand Russell
- Proposed Roads to Freedom Bertrand Russell
- Hypatia : or, Woman and knowledge Dora Russell