H.—34.

Soil Chemists — J. K. Dixon, M.Sc., Ph.D., A.1.C., D.I.C.* Miss E. B. Kidson, M.Sc.* Assistant Soil Chemist: K. S. Birrell, M.Sc., A.I.C. Assistant Chemist: Miss P. W. Maunsell, B.Sc.* Dominion Observatory, Wellington. Acting-Director : R. C. Hayes. Observatory Assistants — I. L. Thomsen. C. M. N. Watson-Munro, M.Sc. Assistant Seismologist: W. M. Jones, B.A. (Oxon), M.Sc. (N.Z.). Apia Observatory, Samoa. Director : J. Wadswortli, M.A. Assistant: H. B. Sapsford, B.Sc. Meteorological Assistants — J. M. Austin, M.A. C. W. Tremewan, B.Sc. A. B. F. Ayers, B.Sc., M.P.S. Magnetic Observatory, Christchurch. Director : H. F. Skey, M.Sc. Assistants — H. F. Baird, M.Sc. J. W. Beagley, M.Sc. Observatory Assistant: D. M. Hall, M.Sc.

* Seconded to Cawthron Institute, Nelson.

Approximate Cost of Paper.—Preparation, not given ; printing (975 copies, including graphs and maps), £175.

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