Morel, E. D. 1873-1924. The black man's burden / by E. D. Morel. - Manchester, London : The National Labour Press, ltd., 1920. repr. 1969. - x, [2] 241, [1] p. : front. ; 21 cm. Includes bibliographies references. LCCN: 20-022707 Subjects--Topical Terms: Slave trade. Subjects--Geographic Terms: Africa--History.Africa--Economic conditions--1918- Dewey Class. No.: AF 960.2 MOR