"The individuals represented as composing a convoy of slaves were, the great majority of them (125), levies proceeding from the district of Lualaba-Kasai, Lake Leopold II, and the Bangalas to the camp in the Lower Congo. Annexed you wilt find lists of these persons. As regards the men in chains, they were certain individuals on whom sentence had been passed by the territorial Tribunal at Basoko, and who were on their way to undergo their sentence at the central prison at Boma. They are Nos. 3642 to 3649 on the prison register at Boma."