Lester Frank Ward

Joliet, Illinois, USA, June 18, 1841 — Washington, D.C., USA, April 18, 1913

Dynamic Sociology (1883, 1897) volume one, volume two (Contributed by Rolf Schreyer)
The Psychic Factors of Civilization. (1893; 1906) (Contributed by Rolf Schreyer)
Contributions to Social Philosophy. (1895–97) (Contributed by Rolf Schreyer)
Outlines of Sociology. (1898, reprint 1913) (Contributed by Rolf Schreyer)
Contemporary Sociology. (1902) (Contributed by Rolf Schreyer)
Pure Sociology. A Treatise on the Origin and Spontaneous Development of Society. (1903) (Contributed by Rolf Schreyer)
Applied Sociology. A Treatise on the Conscious Improvement of Society by Society (1906) (Contributed by Rolf Schreyer)