Correspondence with D.M. Cole, Public Relations Consultants, and supporters of the Federation (Zimbabwe, Zambia, and Malawi) in the political and business communities in the United Kingdom, journalists, and directors and officials of the copper companies concerning the establishment of a 'Friends of the Federation' group in London to improve contacts with official and unofficial circles, lobby for the Federation, improve its public image, and counterbalance anti-Federation propaganda, Dec 1956-Dec 1957