The Lineage Principle in Gusii Society. Philip Mayer. (Oxford University Press, for the International African Institute, Memorandum XXIV, London: 1949.) 35 pp. 3/-. Gusii Bridewealth Law and Custom. Rhodes-Livingstone Papers No. 18. P. Mayer. (Oxford University Press, Cape Town: 1950.) v+67 pp. 6/6. Venda Law. Ethnological Publications No. 23 of the Department of Native Affairs. N. J. van Warmelo, in collaboration with W. M. D. Phophi (Government Printer, Pretoria: 1948-49.) 4 vols. 1047 pp. illus. 14/-, 12/6, 16/-and 24/- respectively. The Blessed Missionaries. Edwin W. Smith. (Oxford University Press: 1950) 146 pp. 10/6. Die Christliche Terminologie als Missions-methodologisches Problem. Dargestellt am Swahili und an anderen Bantusprachen. P. Walbert Buhlmann. Supplement I der Neuen Zeitschrift fur Missions Wissenschaft. (Schoneck-Beckenried, Schweiz: 1950) xxv + 418 pp. Fitting Man to his Environment. Thirty-first Earl Grey Memorial Lecture. Le Gros Clark, W. E. (Newcastle upon Tyne: 1949) 27 pp., i/-. The Discovery of Africa. Occasional Papers of the Rhodes-Livingstone Museum, No. 7. E. H. Lane-Poole (1950). 28 pp. 2/6.