AFRICA / Different countries – Crabb, George: The History and Postal History of Tristan da Cunha (1980), 347 pages, signed by the author, spiral binding; PLUS: Wright, E. Kenneth / Drysdall, Alan R.: The Oates Correspondence. A Postal History of Frank Oates' Travels in Matabeleland and Zambesia 1873–75 (1988), 41 pages, softcover; PLUS: Knight, R. C. / Mitchell, D. A.: The Postmarks, Postal Routes and Principal Postage Rates of Southern Rhodesia to 1924 (1984), XXII + 176 pages, hardcover with dust jacket (the dust jacket with small faults), otherwise all items in good condition. Estimation: 80 Euro