Enthält u.a.: Witwatersrand Native Labour Association, Limited, Articles of Association, 1908 Agreement between the minister for the colonies on behalf of the government of Portugal and the Witwatersrand native Labour Association, Limited, London 1913

Enthält u.a.: Anwerbung chinesischer Arbeiter für Nauru. Richtlinien vom Jan. 1907 Convention between the United Kingdom and China respecting the employment of Chines Labour in British Colonies and Protectorates, London, Mai 1904