Transactions and Proceedings of the Royal Society of New Zealand Vol. 70 Edited and Published under the Authority of the Council of the Royal Society of New Zealand Part 1 (Pages 1 to 135)—issued June, 1940 Part 2 (Pages 137 to 170)—issued September, 1940 Part 3 (Pages 171 to 264)—issued December, 1940 Part 4 (Pages 265 to 446)—Issued March. 1941 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 St., New Oxford St., London, W.C.2