Transactions and Proceedings of the Royal Society of New Zealand Vol. 69 Edited and Published under the Authority of the Council of the Royal Society of New Zealand Part 1 (Pages 1–182) issued June, 1939. Part 2 (Pages 183–281) issued September, 1939. Part 3 (Pages 283–379) issued December, 1939. Part 4 (Pages 381–525) issued March, 1940. The Royal Society of N.Z., Secretary's Office, Victoria University College, Wellington, W.1, N.Z. Dunedin, N.Z. Otago Daily Times and Witness Newspapers Co., Ltd. London Agents: High Commissioner for New Zealand, 415 Strand, London, W.C.2. Messrs. Wheldon & Wesley, Ltd., 2, 3 & 4 Earnshaw Street, New Oxford Street, London, W.C.2