Socialism: Utopian and Scientific of thousands of copies. Throughout the decade of the 1860s, Karl Marx, close personal friend and political associate of Friedrich Engels, dedicated himself to the study of economics, culminating in the publication of the first volume of "Das Kapital" in 1867. Marx's lengthy and ponderous volume was extremely difficult for the average to penetrate, however, leading Engels to suggest to Marx in a letter of September 16, 1868 that a short popularized version of "Das Kapital" for a working class audience was urgently needed. "If it is not written, some Moses or other will come along and do it and
Biographies of Karl Marx / New York: John Wiley & Sons.[3] Originally published as part of a series "Modern Sociologists". Reissued 1963. Published in original German version 1967. Translated in Italian, French, Spanish and Greek. Many times reissued. Written by Heinrich Gemkow. Marx, Life and Works (New York: Macmillan, 1980) Karl Marx: An intellectual biography is a biography of Karl Marx by Rolf Hosfeld. Marx I is a biography by Michel Henry. Followed by Marx II. Karl Marx: Anthropologist is a book by American professor and chair of anthropology Thomas C. Patterson. Karl Marx: An Overview of his Biographies by Angelo Segrillo. Biographies of