During 1907 Edgar Wallace (1875-1932) travelled to the Congo Free State, to report on atrocities committed against the Congolese under King Leopold II of Belgium and the Belgian rubber companies, in which up to 15 million Congolese were killed. Isabel Thorne of the Weekly Tale-Teller penny magazine, invited Wallace to serialize stories inspired by his experiences. These were published as his first collection Sanders of the River (1911), a best seller. This volume, grouped with the Sanders Africa books of Wallace does not contain the usual Sanders-short stories, but is a novel, Sanders is only a minor character on the edge of the proceedings. Small-time crooks go to Africa to find a diamond river, but before and after this journey, they constantly get in their own way, with sometimes fatal consequences...