Das Kapital in the British Library, London. At the time of his death (1883), Marx had prepared the manuscript for "Das Kapital, Volume IV", a critical history of theories of surplus value of his time, the nineteenth century. The philosopher Karl Kautsky (1854–1938) published a partial edition of Marx's surplus-value critique and later published a full, three-volume edition as "Theorien über den Mehrwert" ("Theories of Surplus Value", 1905–1910). The first volume was published in English as "A History of Economic Theories" (1952). "Capital, Volume I" (1867) was published in Marx’s lifetime, but he died in 1883 before completing the manuscripts for "Capital,
Edward Aveling daughter of Karl Marx, and thus was thrust into the inner circle of British socialism. Later in 1884, Aveling and Eleanor were both elected to the Executive Council of the Social Democratic Federation. This position proved temporary, because the couple separated from the SDF at the end of the year along with William Morris and Belfort Bax in the acrimonious split which formed the Socialist League. In 1884, Frederick Engels enlisted Aveling to help in translating the first volume of Karl Marx's book "Das Kapital." Aveling also achieved some small success as a playwright under the pen-name Alec Nelson. In