Books in Browsing: Sociology (sorted alphabetically by author)
- Girls: Faults and Ideals J. R. Miller
- A Review of Hoffman's Race Traits and Tendencies of the American Negro Kelly Miller
- Socialism John Stuart Mill
- Deficiency and Delinquency: An Interpretation of Mental Testing James Burt Miner
- Science and the Criminal C. Ainsworth Mitchell
- The Early Introduction of Bogus Freemasonry in the United States of America and Texas Among Colored Masons C. L. Mitchell
- A Grandpa's Notebook Meyer Moldeven
- The Room with the Little Door Roland Burnham Molineux
- The Sexual Life of the Child Albert Moll
- The Universal Kinship J. Howard Moore
- Utopia Saint Thomas More
- Ancient society : or, Researches in the lines of human progress from savagery, through barbarism to civilization Lewis Henry Morgan
- The History of Parliamentary Taxation in England Shepard Ashman Morgan
- Crime and Its Causes William Douglas Morrison
- Signs of Change William Morris
- Holmes' Own Story Herman W. Mudgett
- Social Civics William Bennett Munro and Charles Eugene Ozanne
- Psychology and Social Sanity Hugo Münsterberg
- The Witch-cult in Western Europe: A Study in Anthropology Margaret Alice Murray
- Socialism and American ideals William Starr Myers
- Jenseits der Schriftkultur — Band 4 (German) Mihai Nadin
- The Civilization of Illiteracy Mihai Nadin
- Jenseits der Schriftkultur — Band 1 (German) Mihai Nadin
- Jenseits der Schriftkultur — Band 2 (German) Mihai Nadin
- Jenseits der Schriftkultur — Band 3 (German) Mihai Nadin