On vision and colors by Arthur Schopenhauer and Color sphere ...
Arthur Schopenhauer & Philipp Otto Runge & Georg Stahl
The History of Sexuality, Vol. 2: The Use of Pleasure
Michel Foucault
Anarcho-Syndicalism Theory & Practice
Rudolf Rocker
Imperfect Ideal: Utopian and Dystopian Visions
Ursula K. Le Guin & Riichi Yokomitsu & Rebecca Solnit & W. H. Auden & Wislawa Szymborska & Thomas More
Earthy Realism: The Meaning of Gaia
James Lovelock & Mary Midgley
Theory of the Earth
Thomas Nail