1900 "The Postage Stamps, Envelopes, Wrappers, Post Cards and Telegraph Stamps. The British Colonies, Possessions and Protectorates in Africa. Part II Comprising Gambia, Gold Coast, Griqualand East, Griqualand West, Lagos, Madagascar, Matabeleland, Mauritius and Natal..." The Philatelic Society, London, 247 pp., paper wraps (chipped at edge and along spine). A foundational resource of information for the specialist.