-Excursions of a Socialist into the Domain of Epistemology- (1886). -The Positive Outcome of Philosophy- (1887) More recent editions: Nature of Human Brain Work: An Introduction to Dialectics, Left Bank Books, Re-print- 1984 Philosophical Essays on Socialism and Science, Religion, Ethics-;- Critique-Of-Reason and the World-At-Large, Kessinger Publications, 2004, ISBN 1-4326-1513-0 The Positive Outcome of Philosophy-;- The Nature of Human Brain Work-;- Letters on Logic, Kessinger Publications, 2007, ISBN 0-548-22210-X
Mikhail Bakunin (1817-1876) Wilhelm Liebknecht (1826-1900) Friedrich Adolph Sorge (1826-1906) Joseph Dietzgen (1828-1888) August Bebel (1840-1913) Paul Lafargue (1841-1911) Jenny Marx Longuet (1844-1883) Jules Guesde (1845-1922)
Joseph Dietzgen . Das Wesen der menschlichen Kopfarbeit, 1869, engl -The Nature of Human Brainwork-,[1] -The Religion of Social Democracy- (in six sermons from 1870 to 1875)[2]. -Scientific Socialism-[3] (1873) -The Ethics of Social Democracy- (1875).[4] -Social Democratic Philosophy- (1876).[5] -The Inconceivable: a Special Chapter in Social-Democratic Philosophy- (1877) -The-limit-s of Cognition- (1877).[6][7] -Our Professors on the-limit-s of Cognition- (1878)[8] -Letters on Logic- (addressed to Eugen Dietzgen) (18801884).