A Memorial on Native Rights in the Land and Its Fruits in the Congo Territories Annexed by Belgium (Subject to International Recognition) in August, 1 (Paperback)
The Present State of the Congo Question: Official Correspondence Between the Foreign Office and the Congo Reform Association (Classic Reprint) (Paperback)
The Future of the Congo: An Analysis and Criticism of the Belgian Government's Proposals for a Reform of the Condition of Affairs in the Congo (Paperback)